Maharashtra Board Class 10 Geography Chapter 4 Climate Solutions

Geography Class 10 Chapter 4 Question Answer Maharashtra Board

Question 1. Write names of the States/Regions in appropriate columns.
Bihar, Tocantins, Pernambuco, Alagoas, Eastern Maharashtra, Western part of Rajasthan, Gujarat, Rio Grande Do Norte, Paraiba, Western Ghats, Eastern Himalayas, Western Andhra Pradesh, Roroima, Amazonas, West Bengal, Rio Grande Do Sul, Santa Catarina, Goa
Answer:

States/Regions	India	Brazil
High rainfall	Western Ghats, Eastern Himalayas, Goa	Tocantins, Rio Grande Do Sul, Roraima
Moderate rainfall	Bihar, Eastern Maharashtra West Bengal	Santa Catarina, Amazonas, Alagoas
Low rainfall	Western part of Rajasthan, Gujarat, Western Andhra Pradesh	Pernambuco, Paraiba, Rio Grande Do Norte, Alagoas

In simple words: This table categorizes various states and regions from both India and Brazil based on their typical rainfall levels, helping to understand climatic differences across these geographies.

🎯 Exam Tip: Accurately classifying regions by rainfall helps demonstrate understanding of geographical climate patterns, which is a key scoring parameter in geography exams.

2. State Whether Right or Wrong. Rewrite the Wrong Sentences

Question a. The fact that Brazil lies on the equator affects its climate in a big way.
Answer: Right.
In simple words: Brazil's proximity to the equator means it receives direct sunlight and experiences high temperatures, significantly influencing its climate.

🎯 Exam Tip: Understanding the impact of latitudinal location, especially the equator, on a country's climate is fundamental for explaining global climate zones.

Question b. India and Brazil have the same seasons at the same time.
Answer: Wrong - India and Brazil have different seasons at the same time.
In simple words: Due to their opposite positions relative to the equator and different hemispheres, India and Brazil experience seasons in contrasting periods of the year.

🎯 Exam Tip: Knowledge of the Earth's tilt and its effect on hemispheres and seasons is crucial for correctly comparing climatic patterns between countries.

Question c. India faces tropical cyclones frequently.
Answer: Right.
In simple words: India's long coastline and surrounding warm oceans, particularly the Bay of Bengal, make it susceptible to frequent tropical cyclones.

🎯 Exam Tip: Identifying geographical features and oceanic conditions that contribute to natural phenomena like tropical cyclones is important for comprehensive climate studies.

Question d. Brazil gets a lot of rainfall because of the southwest monsoon winds.
Answer: Wrong - Brazil gets rainfall from South-East Trade Winds and North-East Trade Winds.
In simple words: Brazil primarily receives its rainfall from the South-East and North-East Trade Winds, not the southwest monsoon winds which are characteristic of India.

🎯 Exam Tip: Distinguishing between the dominant wind systems affecting rainfall in different continents is essential for accurate geographical explanations.

3. Give Geographical Reasons:

Question a. The north-eastern part of Brazilian Highlands receives very less rainfall.
Answer:
(i) Brazil gets rainfall from the South-East Trade Winds and the North-East Trade Winds.
(ii) Parts of the Brazilian Highlands extend upto the northern coast.
(iii) The Escarpments act as an obstruction to the winds blowing from the sea and cause orographic type of rainfall in the coastal region.
(iv) Beyond the Highlands, the effect of these winds gets reduced. As a result, the rainfall is minimal.
(v) Thus the North Eastern part of Brazilian highlands receives less rainfall. This rain shadow region is also called the 'Drought Quadrilateral'.
In simple words: The Brazilian Highlands, particularly the Escarpment, block moist trade winds, creating a rain shadow effect on their leeward (north-eastern) side, leading to minimal rainfall and a dry region known as the 'Drought Quadrilateral'.

🎯 Exam Tip: Explaining the rain shadow effect with specific geographical features like escarpments and prevailing winds is key to scoring well on questions about regional rainfall variations.

Question b. Snowfall doesn't always occur in Brazil.
Answer:
(i) Because of the vast latitudinal extent of Brazil, it experiences a wide range of climatic variations. Near the Equator it is hot, while tropical type of climate is found near the Tropic of Capricorn.
(ii) Considering the temperatures in Brazil, the northern part of Brazil is hot while the temperatures in the southern part are comparatively lower.
(iii) It generally snows in those areas lying in the temperate or polar regions or in the mountainous regions of very high altitude.
(iv) Snowfall does occur but is only confined to higher elevations in the southern states of Rio Grande Do Sul, Parana and Santa Catarina.
(v) Most part of the country lies in the tropical zone which experiences a hot and humid climate.
So snowfall doesn't always occur in Brazil and is considered a rare phenomenon.
In simple words: Brazil is mostly in the tropical zone, making it generally hot and humid, so snowfall is rare and confined only to very high altitudes in its southernmost temperate regions.

🎯 Exam Tip: When discussing climate, always consider latitudinal extent and altitude as primary factors influencing temperature and precipitation, including rare phenomena like snowfall in tropical regions.

Question c. Convectional type of rainfall is not prominent in India.
Answer:
(i) Convectional rains are a feature of the equatorial regions and the equator passes through the northern part of Brazil.
(ii) Due to the intense heat here the air expands and rises upwards. As the air goes upwards it cools down, condensation occurs and clouds are formed. This leads to convection rains every day.
(iii) As such conditions do not exist in India, convection rainfall is not prominent here.
In simple words: Convectional rainfall, caused by intense heating and rising air, is typical of equatorial regions like parts of Brazil but is not prominent in India, which primarily receives monsoon rainfall.

🎯 Exam Tip: Differentiating between types of rainfall (convectional, orographic, cyclonic) and their prevalence in specific geographical locations is important for demonstrating climatic understanding.

Question d. Tropical cyclones occur rarely in Brazil.
Answer:
(i) In the coastal regions of Brazil near the Equator, differences in temperatures are negligible.
(ii) The winds move in the vertical direction in this equatorial region.
(iii) Similarly, the convergence zone of the trade winds is weak here. As a result, cyclones are not formed.
(iv) As a result tropical cyclones occur rarely in Brazil.
In simple words: Tropical cyclones are rare in Brazil because coastal equatorial regions have negligible temperature differences, vertical wind movement, and weak trade wind convergence, which are not conducive to cyclone formation.

🎯 Exam Tip: Linking specific atmospheric conditions and geographical factors (like stable temperatures and weak wind convergence) to the absence or rarity of natural disasters helps explain complex climate phenomena.

Question e. There is not much difference in the range of temperature in Manaus.
Answer:
(i) Manaus is located to the north of Brazil and close to the Equator.
(ii) This region receives perpendicular rays of the sun throughout the year.
(iii) It also receives convectional type of rainfall every day.
(iv) So the climate is hot and humid throughout the year.
(v) As, there is not much difference in the maximum and minimum temperatures there is not much difference in the range of temperature in Manaus.
In simple words: Manaus is near the Equator and receives consistent perpendicular sun rays and daily convectional rainfall, leading to a consistently hot and humid climate with a very small temperature range throughout the year.

🎯 Exam Tip: Recognizing the impact of equatorial location on temperature stability and the resulting narrow temperature ranges is crucial for analyzing tropical climates.

Question f. India receives precipitation from the North East Monsoon Winds too.
Answer:
(i) In the winter season, India is influenced by the North East Monsoon Winds.
(ii) These winds bring cool breeze to the country.
(iii) While blowing over Bay of Bengal the North East Monsoon Winds pick up moisture and give rain to the eastern coast of Andhra Pradesh and Tamil Nadu in India.
So, it is said that India receives precipitation from the North East Monsoon Winds too.
In simple words: India receives additional rainfall during winter from the North East Monsoon Winds, which pick up moisture over the Bay of Bengal and bring precipitation to the eastern coasts, particularly Andhra Pradesh and Tamil Nadu.

🎯 Exam Tip: Understanding the two branches of India's monsoon (South West and North East) and their respective impact areas and seasons is vital for a complete picture of Indian climate.

4. Answer the Following Questions:

Question a. Describe in brief the changes occurring in the climatic conditions of India while going from south to north.
Answer:
(i) India's Climate is of monsoon type. But there is diversity in climatic conditions of India due to the latitudinal location and altitude of the place.
(ii) As the Tropic of Cancer passes through middle of India, it divides the country into tropical region and sub tropical region.
(iii) The tropical region receives nearly vertical rays of the Sun and the temperature increases as we move towards the south.
(iv) In the sub tropical region of the north, summers are very hot and winters are very cool and dry.
(v) The Himalayas lie in the northern part of India. They protects us from the cold winds that blow from the north, obstructs the South West Monsoon Winds which results in orographic rainfall in its southern slopes.
(vi) In major parts of India precipitation is in the form of rainfall, but in the Himalayas it is in the form of snowfall.
In simple words: Moving from south to north in India, the climate shifts from tropical (hot with high temperatures) to subtropical (hot summers, cool dry winters), influenced by the Tropic of Cancer, decreasing temperatures northward, and the Himalayas causing orographic rainfall and blocking cold winds, leading to snowfall in higher altitudes.

🎯 Exam Tip: A good answer integrates multiple factors like latitude, altitude, and physical features (Himalayas, Tropic of Cancer) to explain climatic variations across a country.

Question b. Explain the importance of the Himalayas and the Indian Ocean with respect to the climate of India.
Answer:
(i) The Indian Ocean and the Himalayan ranges exert a great influence on the climate of India and the origin of monsoons.
(ii) Because of high temperatures in summers, a low pressure area develops in the Punjab Plains and the Thar Desert of Rajasthan.
(iii) At the same time a high pressure region develops over the Indian Ocean.
(iv) This attracts winds and they start blowing from the Indian Ocean towards the mainland India.
(v) These are moisture-laden winds which bring rainfall to India.
(vi) These winds move towards the Himalayas and due to the natural obstruction of the Himalayas, orographic rain occurs.
(vii) Later these winds retreat from the Himalayas and move from the north-east towards the Indian Ocean and brings rain to some parts of the Peninsula.
(viii) Also the severe cold winds blowing from the north are obstructed by the Himalayas and it saves India from severe winters.
In simple words: The Indian Ocean creates high-pressure systems that draw moisture-laden monsoon winds towards India, while the Himalayas act as a barrier, causing orographic rainfall and also protecting India from harsh northern cold winds.

🎯 Exam Tip: When discussing the Indian monsoon, clearly outlining the roles of both the high-pressure system over the Indian Ocean and the obstruction caused by the Himalayas is essential for a complete answer.

Question c. Discuss the factors affecting the climate of Brazil.
Answer:
(i) Brazil experiences wide range of climatic variations due to its vast latitudinal extent, proximity to the Equator, presence of the Atlantic Ocean and the Great Escarpment.
(ii) The northern part of Brazil near the Equator is hot, while temperate type of climate is found near the Tropic of Capricorn.
(iii) Brazil gets rainfall from the South-East Trade Winds and the North-East Trade Winds blowing from the Atlantic Ocean.
(iv) Convectional rainfall occurs in places near the equator. Whereas, the Escarpment act as an obstruction to the winds blowing from the sea and cause orographic type of rainfall in the coastal region.
(v) Beyond the Highlands the effects of these winds gets reduced, as a result the rainfall is minimal. This region is a rain-shadow region and is called 'The Drought Quadrilateral.'
(vi) The Equator passes through the northern part of Brazil so the temperature here is high. Average temperature of Amazon valley is 25°-28°C. Climate is cooler in the highlands. While the temperatures in the southern part are comparatively lower.
(vii) In the coastal regions near the Equator in Brazil, differences in temperatures are negligible. Because of the proximity to the sea, the coast experiences mild and humid climate.
(viii) The winds move in the vertical direction in this region. Similarly, the convergence zone of the trade winds is weak here. So the tropical cyclones are a rare phenomena here.
In simple words: Brazil's climate is shaped by its vast latitudinal spread, proximity to the Equator and Atlantic Ocean, and the Great Escarpment, leading to hot equatorial climates, cooler temperate regions in the south, diverse rainfall types (convectional and orographic), and unique features like the 'Drought Quadrilateral' and rare tropical cyclones.

🎯 Exam Tip: A comprehensive answer lists all major influencing factors (latitude, ocean, physical features) and explains how each contributes to specific climatic conditions or phenomena in Brazil.

Question d. Compare the climates of brazil and India?
Answer:

Climate of India	Climate of Brazil
(i) India has a monsoon type of climate.	(i) Brazil has a tropical climate to the north and temperate climate to the south.
(ii) The southern part of India lies in the tropical region so the temperature is high in the south and comparatively low in the north, i.e., the temperature decreases from south to north.	(ii) The northern part of Brazil lies in the tropical region so the temperature is high in the north and comparatively low in the south, i.e., the temperature decreases from north to south.
(iii) India receives rain from the South West and the North East Monsoon Winds.	(iii) Brazil receives rain from the South East and North East Trade Winds.
(iv) India receives orographic rainfall.	(iv) Brazil receives convectional and orographic type of rainfall.
(v) The western part of Rajasthan, Gujarat and eastern side of the Western Ghats receive less rain.	(v) The north eastern part of the Brazilian highlands is a rain shadow region.
(vi) Tropical cyclones are a frequent phenomena.	(vi) Tropical cyclones are a rare phenomena

In simple words: India's climate is largely monsoon-driven with temperature decreasing northwards, receiving rain from both Southwest and Northeast monsoons, often experiencing tropical cyclones. Brazil has a diverse climate, tropical in the north and temperate in the south, receiving rain from South-East and North-East Trade Winds, with rare cyclones and a prominent 'Drought Quadrilateral' due to rain shadow.

🎯 Exam Tip: Comparative analysis questions require clear, point-by-point contrasts and similarities, making sure to cover temperature, rainfall patterns, and significant climatic phenomena for both countries.

Class 10 Geography Chapter 4 Climate Intext Questions and Answers

Observe the Given Map Below and Answer the Following Questions

ℹ️ चित्र व्याख्या (Diagram Explanation): यह मानचित्र ब्राजील के वार्षिक औसत वर्षा (मिलीमीटर में) और तापमान (इज़ोथर्म, डिग्री सेल्सियस में) को दर्शाता है। यह प्रमुख हवाओं की दिशाओं को भी इंगित करता है, जिससे छात्र वर्षा और तापमान के वितरण पैटर्न को समझ सकते हैं। वर्षा की श्रेणियाँ रंगीन शेड्स में और तापमान की रेखाएँ संख्यात्मक मानों के साथ दिखाई गई हैं।

Question 1. Considering the isotherms of Brazil, what is the average range of temperature in Brazil?
Answer: Considering the isotherms of Brazil, the average range of temperature of Brazil is 10°C (28°C-18°C).
In simple words: Based on the temperature lines on the map, the difference between Brazil's highest and lowest average temperatures is about 10°C.

🎯 Exam Tip: To calculate the temperature range from isotherms, identify the highest and lowest temperature lines shown on the map and find their difference.

Question 2. In which area does it rain more?
Answer: It rains more in the northern and central part of Brazil. E.g., Amazon Valley.
In simple words: The Amazon Valley, located in Brazil's northern and central regions, receives the most rainfall.

🎯 Exam Tip: When identifying high rainfall areas from a map, look for the darkest shades or highest values indicated in the rainfall legend.

Question 3. From which directions are winds blowing towards Brazil?
Answer: The winds are blowing from North East and South East directions.
In simple words: Winds flow towards Brazil from both the North East and South East directions.

🎯 Exam Tip: Always refer to the wind arrows on a climate map to accurately determine the direction of incoming winds.

Question 4. What could be the reason behind that?
Answer: These are permanent trade winds which blow from high pressure belt to the equatorial low pressure belt. Brazil being in the tropical zone, a low pressure area is created and wind start blowing from the ocean to the land.
In simple words: These winds are permanent trade winds, driven by the atmospheric pressure difference between high-pressure belts and the equatorial low-pressure zone over Brazil, causing them to blow from the ocean inland.

🎯 Exam Tip: Relating wind direction to pressure belts (high to low) and the Coriolis effect is essential for explaining global wind patterns.

Question 5. What could be the obstruction in the way of these winds?
Answer: The Escarpment acts as obstruction in the way of the South East Trade Winds coming from the sea.
In simple words: The Great Escarpment is the main geographical feature blocking the moist South East Trade Winds arriving from the sea.

🎯 Exam Tip: Identifying key physical features like mountain ranges or escarpments that act as climatic barriers is crucial for explaining regional weather patterns.

Question 6. Which type of rainfall will occur because of these winds?
Answer: Orographic rainfall will occur because of these winds.
In simple words: These winds will cause orographic rainfall as they are forced to rise over geographical obstructions like mountains.

🎯 Exam Tip: Knowing the different types of rainfall and the conditions that cause them (e.g., mountains causing orographic rainfall) is a fundamental concept in climatology.

Question 7. Correlate these winds and rainfall.
Answer: The escarpments act as an obstruction to the winds blowing from the sea and cause an orographic type of rainfall in the coastal region. Beyond the Highlands, the effect of these winds gets reduced. As a result, the rainfall is minimal.
In simple words: The escarpments force the sea winds upwards, causing heavy orographic rainfall on the coastal side, while beyond the highlands, the winds lose moisture, resulting in very little rainfall.

🎯 Exam Tip: For correlation questions, clearly link the cause (wind obstruction) to the effect (orographic rainfall and rain shadow) to show a complete understanding of the geographical process.

Question 8. In which part of Brazil are the average temperatures low?
Answer: The average temperatures are low in the southern part of Brazil.
In simple words: Brazil's southern region experiences lower average temperatures.

🎯 Exam Tip: Observe the temperature isotherms on the map to determine areas with lower temperatures, typically found at higher latitudes or altitudes.

Question 9. Identify the rain-shadow area in Brazil. Describe its climatic characteristics.
Answer: The north-eastern part of the Brazilian highlands is a rain shadow region. Beyond the highlands, the effect of the South East Trade Winds gets reduced and the rainfall is minimal. Also, the temperature here is quite high. This rain shadow region is referred to as the 'Drought Quadrilateral'.
In simple words: The north-eastern Brazilian highlands form a rain shadow area, also known as the 'Drought Quadrilateral,' characterized by minimal rainfall and high temperatures due to the obstruction of South East Trade Winds by the highlands.

🎯 Exam Tip: Accurately identifying a rain shadow region and describing its key climatic characteristics (low rainfall, high temperature) demonstrates a strong grasp of orographic effects.

Question 10. In which region do you find a higher temperature?
Answer: The northern part of Brazil has higher temperature.
In simple words: Higher temperatures are found in the northern part of Brazil.

🎯 Exam Tip: When looking for higher temperatures on a map with isotherms, identify the areas enclosed by the highest temperature values.

Question 11. Considering the latitudinal extent of Brazil, where will you find a temperate climate in Brazil?
Answer: The southern part of Brazil lying below 23 V4°S latitude (Tropic of Capricorn) experiences temperate climate.
In simple words: Brazil's southern region, south of the Tropic of Capricorn (23°S latitude), experiences a temperate climate due to its higher latitude.

🎯 Exam Tip: Remember that temperate climates are typically found in mid-latitudes, often south of the Tropic of Capricorn in the Southern Hemisphere.

Question 12. Describe the winds blowing between 0° to 5° N and S zones.
Answer: The winds blowing between 0° to 5° N and S zones move in the vertical direction leading to convectional type of rain. The North East and South East Trade winds are very weak in this region.
In simple words: In the 0° to 5° N and S equatorial zones, winds mainly move vertically, causing convectional rainfall, and the horizontal North East and South East Trade winds are very weak.

🎯 Exam Tip: Knowledge of the Intertropical Convergence Zone (ITCZ) and its associated vertical air movement and weak surface winds is key to answering questions about equatorial wind patterns.

Question 13. Which method has been used to show distribution in this map?
Answer: The Isopleth method has been used to show distribution in this map.
In simple words: The map uses the Isopleth method, which employs lines (isotherms for temperature, isohyets for rainfall) to show the distribution of geographical data.

🎯 Exam Tip: Identify the use of lines connecting points of equal value (like isotherms or isohyets) to correctly recognize the Isopleth mapping method.

Observe the Given Map and Answer the Following Questions

ℹ️ चित्र व्याख्या (Diagram Explanation): यह मानचित्र भारत के वार्षिक औसत वर्षा (मिलीमीटर में) और तापमान (इज़ोथर्म, डिग्री सेल्सियस में) को दर्शाता है। यह दक्षिण-पश्चिम और उत्तर-पूर्व मानसून हवाओं की दिशाओं को भी इंगित करता है। छात्र वर्षा की विभिन्न श्रेणियों और तापमान की रेखाओं के वितरण पैटर्न को देख सकते हैं, साथ ही मानसून के आगमन को भी समझ सकते हैं।

Question 1. Which region gets more than 4000mm of rainfall?
Answer: Western Ghats, Western Coasts of India and the northeastern region comprising of Mawsynram, Cherrapunji and parts of Assam and Arunachal Pradesh gets more than 4000 mm of rainfall.
In simple words: The Western Ghats, India's western coasts, and the northeastern states, including Mawsynram, Cherrapunji, Assam, and Arunachal Pradesh, receive over 4000 mm of rainfall annually.

🎯 Exam Tip: When identifying areas with very high rainfall from a map, locate the darkest colored regions corresponding to the highest values in the rainfall legend, often associated with orographic barriers.

Question 2. Identify the regions with maximum and minimum temperatures?
Answer: Central and North Western parts of Peninsular Plateau and islands have high temperature. Hilly regions of north, northeast and south India have low temperature.
In simple words: Central and Northwestern parts of the Peninsular Plateau and islands experience high temperatures, while the hilly regions of North, Northeast, and South India have low temperatures.

🎯 Exam Tip: To identify temperature extremes, look for the highest isotherm values (hot) in central/western plains and the lowest isotherm values (cold) in high-altitude northern/northeastern areas.

Question 3. In which direction is the temperature increasing?
Answer: The temperature is increasing towards the south.
In simple words: Temperatures generally rise as one moves towards the south in India.

🎯 Exam Tip: Observe the numerical values of the isotherms; if higher values are towards the south, then the temperature is increasing in that direction.

Question 4. Identify the direction of the winds shown. What are they known as?
Answer: The winds shown are blowing from the south west to north east direction. These winds are called Southwest Monsoon Winds.
In simple words: The winds shown blow from the southwest to the northeast and are known as the Southwest Monsoon Winds.

🎯 Exam Tip: Always identify wind direction by the arrows on the map and correlate them with known regional wind systems like the Southwest Monsoon.

Question 5. Which winds are responsible for the rainfall in India ?
Answer: South-West Monsoon Winds are responsible for rainfall in India.
In simple words: The Southwest Monsoon Winds primarily bring rainfall to most parts of India.

🎯 Exam Tip: The Southwest Monsoon is the main rain-bearing system for India, a key fact to remember for Indian climate.

Question 6. Some part of Rajasthan is under desert? What could be the reason for it?
Answer: The South West Monsoon Winds blow parallel to the Aravallis. As these moisture laden winds are not obstructed by the Aravallis it rains less here. Hence, Rajasthan is under desert.
In simple words: Parts of Rajasthan are desert because the Aravalli mountain range runs parallel to the Southwest Monsoon Winds, failing to obstruct them and thus preventing rainfall in the region.

🎯 Exam Tip: Explaining the rain shadow effect created by the alignment of mountain ranges (like the Aravallis) with monsoon winds is a strong point for such questions.

Question 7. Draw the main parallel latitude passing through India which affects its climate.
Answer: Students are expected to draw the Tropic of Cancer.
In simple words: The Tropic of Cancer, passing through the middle of India, significantly influences the country's climate by dividing it into tropical and subtropical zones.

🎯 Exam Tip: Knowing the location of major latitudes like the Tropic of Cancer and its climatic significance is fundamental for Indian geography.

Question 8. In which part of Peninsular India is semi-arid climatic conditions found and why?
Answer:
(i) The part of peninsular India which has semi-arid climatic conditions are central part of Peninsula Plateau comprising parts of Central Maharashtra, Western Andhra Pradesh, Eastern Karnataka and Western Tamil Nadu. These regions lie on the leeward side of the Western Ghats and Eastern Ghats. It rains less here and a rain shadow region is formed.
(ii) Some parts of Gujarat and Rajasthan are also semi-arid as the Aravallis lie parallel and do not obstruct the South-west Monsoon winds.
In simple words: Semi-arid conditions exist in central Peninsular India (Central Maharashtra, Western Andhra Pradesh, Eastern Karnataka, Western Tamil Nadu) because these areas are on the leeward side of the Western and Eastern Ghats, experiencing a rain shadow effect. Parts of Gujarat and Rajasthan are also semi-arid due to the Aravallis running parallel to the monsoon winds.

🎯 Exam Tip: To explain semi-arid regions, focus on the rain shadow effect caused by prominent mountain ranges (like Western Ghats, Eastern Ghats, Aravallis) blocking moisture-laden winds.

Give Geographical Reasons:

Question 1. Shillong gets less than 1000 mm of rainfall annually, whereas Cherrapunji/Mawsynram which is nearby get's over 11000 mm, of rainfall annually.
Answer:
(i) Cherrapunji/Mawsynram lies in the higher altitude on the windward side of the Khasi Hills and receives rainfall from the South West Monsoon Winds.
(ii) While Shillong lies in the lower altitude on the leeward side of the Khasi Hills, so it receives less rainfall being in the rain shadow area.
In simple words: Cherrapunji/Mawsynram receive extreme rainfall because they are on the windward side of the Khasi Hills, directly facing the Southwest Monsoon winds, while nearby Shillong is on the leeward (rain shadow) side, hence receiving significantly less rain.

🎯 Exam Tip: This classic example highlights the drastic impact of orographic features on rainfall distribution, emphasizing the importance of windward versus leeward sides of mountains.

 

Question 1.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारी बारिश के कारण ब्राजील में हुए यातायात जाम को दर्शाता है। इसमें वाहन सड़कों पर फंसे हुए दिख रहे हैं और लोग छातों के साथ खड़े हैं, जो जलभराव की समस्या को उजागर करता है।

 

Question 1.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारत में भारी बारिश के कारण हुए यातायात जाम को दर्शाता है। सड़कों पर जलभराव के कारण वाहन धीरे-धीरे चल रहे हैं या रुके हुए हैं, जिससे परिवहन व्यवस्था बाधित हो रही है।

Answer: Both the figures shows the traffic congestion during heavy rains. Due to lack of proper drainage and heavy downpour the water gets accumulated disturbing the commuting system.
In simple words: Heavy rainfall leads to water accumulation on roads, causing traffic jams and disrupting daily commute in both Brazil and India.

🎯 Exam Tip: When describing images related to environmental issues, focus on the cause-effect relationship and the visible impact shown in the picture.

 

Question 2.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारत में सूखे से प्रभावित एक क्षेत्र की सूखी भूमि को दर्शाता है। जमीन में गहरी दरारें दिख रही हैं, जो पानी की गंभीर कमी और कृषि योग्य भूमि के बंजर होने का संकेत देती हैं।

Answer: Both the figures show the drought affected regions of India and Brazil respectively. Due to scarce amount of rainfall received in these regions the land has became dry and cannot be cultivated.
In simple words: Drought-affected regions in both India and Brazil show dry, cracked land that is unsuitable for cultivation due to insufficient rainfall.

🎯 Exam Tip: For comparative questions, ensure you highlight both similarities and differences, and provide a concise reason for the observed phenomena.

 

Question 3.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारत के उत्तरी भागों में सर्दियों के मौसम में हुई बर्फबारी को दर्शाता है। इमारतों और पेड़-पौधों पर बर्फ की मोटी परत जमी हुई है, जो क्षेत्र में अत्यधिक ठंड का संकेत देती है।

Answer: figure shows snow fall during winter season in the northern parts of India.
In simple words: The image depicts snowfall in northern India during winter, covering the landscape in snow.

🎯 Exam Tip: When interpreting simple images, identify the key subject and the season/condition it represents. Keep descriptions brief and accurate.

 

Question 4.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र ब्राजील के वर्षावन क्षेत्र में हुई भारी वर्षा को दर्शाता है। इसमें घने जंगल और नम वातावरण दिखाई दे रहा है, जो उच्च वर्षा वाले उष्णकटिबंधीय जलवायु की विशेषता है।

Answer: figure shows heavy rainfall in the Brazilian rainforest region.
In simple words: This image illustrates the heavy rainfall characteristic of Brazil's rainforest, showing lush, dense vegetation.

🎯 Exam Tip: Connect visual cues (like dense vegetation) directly to climatic characteristics (like heavy rainfall) for a complete description.

 

Question 5.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र ब्राजील में बड़े पैमाने पर वनों की कटाई को दर्शाता है। इसमें पेड़ों को काटा गया है और भूमि को कृषि या अन्य उपयोगों के लिए साफ किया जा रहा है, जो पर्यावरण के लिए एक बड़ी समस्या है।

Answer: figure shows the trees being cut down to bring land under cultivation. Deforestation is a major issue in Brazil.
In simple words: The image shows trees being cleared for cultivation, highlighting deforestation as a significant environmental challenge in Brazil.

🎯 Exam Tip: When discussing environmental issues, identify the human activity depicted and its broader ecological implication. Highlight the "problem" aspect clearly.

 

Question 6.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारत में एक कुएं को दर्शाता है, जिसका उपयोग लोग घरेलू उद्देश्यों के लिए पानी निकालने के लिए कर रहे हैं। कुएं के चारों ओर लोग पानी इकट्ठा करने के लिए एकत्रित हुए हैं, जो ग्रामीण क्षेत्रों में पानी के पारंपरिक स्रोत को दर्शाता है।

Answer: figure shows a well from which water is used for domestic purpose.
In simple words: The image shows a well, serving as a primary source of water for domestic use in India.

🎯 Exam Tip: For images of basic infrastructure, state its function and its significance (e.g., source of water for domestic use).

 

Question 7.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह चित्र भारत में धान की खेती को दर्शाता है। किसान पानी से भरे खेतों में धान के पौधे लगा रहे हैं, जो भारत में कृषि का एक सामान्य दृश्य है और इस फसल के लिए आवश्यक जलभराव की स्थिति को उजागर करता है।

Answer: figure shows paddy fanning in India. The farmers are planting paddy. The water logged fields are shown.
In simple words: The image depicts paddy farming in India, with farmers planting paddy in waterlogged fields.

🎯 Exam Tip: Describe agricultural scenes by identifying the crop, the activity, and any specific environmental conditions required for its growth.

 

Study the graphs given below and answer the following questions:

 

Question 1.
ℹ️ चित्र व्याख्या (Diagram Explanation): इस ग्राफ में मनाउस, बेलेम, पोर्टो एलेग्रे और रियो डी जनेरियो-ब्राजील के चार शहरों के लिए वार्षिक औसत तापमान और वर्षा को दर्शाया गया है। प्रत्येक शहर के लिए, यह ग्राफ वर्ष भर मासिक औसत तापमान (डिग्री सेल्सियस में) और मासिक कुल वर्षा (मिमी में) को दर्शाता है, जिससे इन क्षेत्रों की जलवायु विशेषताओं की तुलना की जा सके।

Answer: The highest temperature is found in the month of January.
In simple words: Across all four cities depicted in the graphs, January consistently records the highest temperatures.

🎯 Exam Tip: When analyzing climate graphs, always look for patterns in both temperature and rainfall across the months to draw accurate conclusions.

 

Question 2.
In which month does it rain the most in the given cities?

 

Answer: It rains the most in the month of march.
In simple words: Based on the given graphs, the highest rainfall in these cities typically occurs in March.

🎯 Exam Tip: Pay close attention to the rainfall bars on the graphs to identify the peak precipitation month for all locations collectively or individually as asked.

 

Question 3.
When does Brazil have its rainy season?
Answer: Brazil has its rainy season from December to march.
In simple words: Brazil's rainy season generally extends from December to March, experiencing significant precipitation during these months.

🎯 Exam Tip: When determining rainy seasons, observe the months with consistently high rainfall values in the climate graphs provided for Brazilian cities.

 

Question 4.
Which city has the maximum range of temperature? How much is it?
Answer: Porto Alegre has the maximum range of temperature. It is 20°C (30° C -10° C).
In simple words: Porto Alegre exhibits the largest temperature variation among the cities, with a range of 20°C (from 30°C to 10°C).

🎯 Exam Tip: To calculate the temperature range, subtract the minimum temperature from the maximum temperature, ensuring accuracy in reading values from the graph.

 

Question 5.
What type of climate will be found in Rio de Janeiro?
Answer: Rio de Janeiro has mild & humid climate.
In simple words: Rio de Janeiro experiences a mild and humid climate, characterized by moderate temperatures and significant moisture.

🎯 Exam Tip: Infer the climate type by observing both temperature (mild/hot/cold) and rainfall (humid/dry) patterns shown in the city's specific graph.

 

Question 1.
ℹ️ चित्र व्याख्या (Diagram Explanation): यह ग्राफ दिल्ली, कोलकाता, मुंबई और चेन्नई-भारत के चार शहरों के लिए वार्षिक औसत तापमान और वर्षा को दर्शाता है। प्रत्येक शहर के लिए, यह ग्राफ वर्ष भर मासिक औसत तापमान (डिग्री सेल्सियस में) और मासिक कुल वर्षा (मिमी में) को दर्शाता है, जिससे इन क्षेत्रों की जलवायु विशेषताओं की तुलना की जा सके।

What difference do you find in the rainy seasons of Chennai and other cities of India?
Why?
Answer:

Rainy Season of Chennai	Rainy Seasons of Other Indian Cities
(i) Chennai mainly receives rain from October to December.	Other cities of India receive rainfall from June to September.
(ii) Chennai receives rainfall from North East Monsoon Winds.	The other cities receive rainfall mainly from South-West Monsoon Winds.

In simple words: Chennai's rainy season is from October to December due to the North-East Monsoon, while most other Indian cities receive rain from June to September from the South-West Monsoon.

🎯 Exam Tip: When comparing climatic patterns, clearly state the temporal difference and the causal factor (e.g., specific monsoon winds) for each region.

 

Question 2.
What similarities do you see in the temperature curves of Delhi and Kolkata?
Answer: The following similarities can be seen in the temperature curves of Delhi and Kolkata:
• The temperature rises from January to March.
• From March till June high temperatures are experienced.
• The temperature drops till July and remain stable in August and September.
• Thereafter the temperatures decreases.
In simple words: Both Delhi and Kolkata show a similar annual temperature trend: rising from January to March, high temperatures until June, then a drop and stabilization through September, followed by a decrease.

🎯 Exam Tip: When identifying similarities in graphs, describe the trends over periods (e.g., monthly, seasonal) rather than focusing on specific data points, and look for parallel movements.

 

Question 3.
Calculate the average range of minimum and maximum temperatures of all the four cities.
Answer:

Cities	Average range of minimum and maximum temperatures
Delhi	34°C (41°-7°)
Kolkata	28°C (37°-9°)
Mumbai	17°C (34° -17°)
Chennai	18°C (39° – 21°)

In simple words: The average temperature ranges for the four cities are: Delhi 34°C, Kolkata 28°C, Mumbai 17°C, and Chennai 18°C.

🎯 Exam Tip: To calculate the range, always subtract the lowest value from the highest value for each given parameter. Ensure units are correctly stated.

 

Question 4.
In which city is the range minimum? What can you infer about its climate?
Answer: The range is minimum in Mumbai due to its proximity to the sea.
In simple words: Mumbai has the minimum temperature range, indicating an equable climate influenced by its coastal location.

🎯 Exam Tip: A small temperature range often suggests a coastal or equable climate, where the sea moderates temperature fluctuations.

 

Question 5.
In which city is the range maximum? What can you infer from this about its climate?
Answer: The range is maximum in Delhi. It indicates that Delhi has an extreme climate.
In simple words: Delhi has the maximum temperature range, signifying an extreme climate with significant variations between minimum and maximum temperatures.

🎯 Exam Tip: A large temperature range is characteristic of continental or extreme climates, typically found inland where oceanic influences are minimal.

 

Question 6.
Based on the temperature and rainfall of Mumbai, comment upon its climate.
Answer: Mumbai has an equable climate, with less variation in summer and winter temperature.
In simple words: Mumbai experiences an equable climate, meaning it has moderate temperatures with minimal seasonal variations, largely due to its coastal location.

🎯 Exam Tip: When commenting on climate, consider both temperature variability (equable vs. extreme) and precipitation patterns, relating them to geographical factors like proximity to the sea.

 

Question 7.
Classify the cites as cities with equable and extreme climates.
Answer: Equable climates – Mumbai, Chennai, Kolkata. Extreme climate – Delhi.
In simple words: Mumbai, Chennai, and Kolkata have equable climates, while Delhi experiences an extreme climate.

🎯 Exam Tip: Remember that coastal cities often have equable climates, whereas inland cities tend to have more extreme climates with larger temperature variations.

 

Give It A Try

 

Question 1.
Considering the various factors affecting Brazil's climate, complete the table.
Answer:

Regions	Climatic characteristics
(1) Amazon Valley	The climate is generally hot and humid. It receives around 2000mm of rainfall. The average range of temperature here is 25°C - 28°C.
(2) Highlands	Hot and dry climate, low rainfall.

In simple words: The Amazon Valley has a hot and humid climate with high rainfall and consistent temperatures, while the Highlands experience a hot and dry climate with low rainfall.

🎯 Exam Tip: When describing regional climates, include key characteristics like temperature, humidity, and rainfall, along with specific examples if available.

 

(3) Pantanal	Warm and humid.
(4) North Coastal region	Hot and humid climate. Rainfall between 1000 to 1200 mm.
(5) South Coastal region	Mild and humid climate.
(6) Southernmost region of Brazil	Hot summers, cool winters and snowfall.

In simple words: The Pantanal is warm and humid; the North Coastal region is hot, humid, and receives 1000-1200mm rainfall; the South Coastal region is mild and humid; and the Southernmost region has hot summers, cool winters, and experiences snowfall.

🎯 Exam Tip: For tabular questions about climatic zones, ensure each characteristic (temperature, humidity, rainfall, seasonal changes) is accurately assigned to the corresponding region.

 

Question 2.
In which part of India are crops grown in a year? How is this related to the rainfall over there?
Answer:
(i) Coastal areas of Tamil Nadu in India grow rice three times a year.
(ii) This crop is taken during the retreating monsoon season.
While blowing over Bay of Bengal, the North East Monsoon winds pick up moisture and give rain to eastern coast of Tamil Nadu.
In simple words: Coastal Tamil Nadu grows rice three times annually due to rainfall from the North-East Monsoon winds, which collect moisture over the Bay of Bengal during the retreating monsoon season.

🎯 Exam Tip: Relate agricultural practices directly to specific climatic conditions, particularly monsoon patterns, to explain crop cycles and regional productivity.

 

Use Your Brain Power!

 

Question 1.
Group the months into seasons for a whole year according to the charts given.
Answer:

Seasons	India	Brazil
Summer	March to May	December to March
Winter	December to February	June to September

In simple words: India's summer is from March to May and winter from December to February, whereas Brazil experiences summer from December to March and winter from June to September.

🎯 Exam Tip: When categorizing seasons, be precise with month ranges and ensure a clear distinction between the two countries' seasonal timings.

 

Colours Of Both!

 

Question 1.
Considering the location extent and climatic conditions of both the countries, write months according to the seasons.
Answer:

Seasons	India	Brazil
Summer	March to May	December to March
Winter	December to February	June to September

In simple words: India's summer is from March to May and winter from December to February, while Brazil's summer runs from December to March and its winter from June to September, reflecting their differing hemispheric locations.

🎯 Exam Tip: Always consider the hemisphere of each country when aligning months to seasons, as seasons are reversed between the Northern and Southern Hemispheres.

 

Class 10 Geography Chapter 4 Climate Additional Important Questions And Answers

Choose The Correct Option And Rewrite The Statements:

 

Question 1.
The climate found near the Equatorial region is
(a) hot
(b) dry
(c) humid
(d) cold
Answer: (a) hot
In simple words: Equatorial regions typically experience a hot climate due to direct sun exposure throughout the year.

🎯 Exam Tip: Remember that areas near the equator receive direct sunlight, leading to consistently high temperatures, hence a hot climate.

 

Question 2.
The climate found near the Tropic of Capricorn is
(a) tropical
(b) hot
(c) temperate
(d) tundra
Answer: (c) temperate
In simple words: Regions near the Tropic of Capricorn often have a temperate climate, characterized by moderate temperatures and distinct seasons.

🎯 Exam Tip: Understand the major climate zones: equatorial (hot/humid), tropical (hot), temperate (moderate), and polar (cold) to correctly identify climate types based on latitude.

 

Question 3.
Brazil gets rainfall from

 

(a) North-West and South-West trade winds
(b) Westerly winds
(c) South-West and North-East
(d) North-East and South-East trade winds
Answer: (d) North-East and South-East trade winds
In simple words: Brazil primarily receives rainfall from the North-East and South-East trade winds.

🎯 Exam Tip: Focus on the dominant wind patterns for each country to determine the primary sources of rainfall.

 

Question 4.
The - act as an obstruction to the winds blowing from the sea in Brazil.
(a) Himalayas
(b) Escarpments
(c) Andes
(d) Western Ghats
Answer: (b) Escarpments
In simple words: The Escarpments in Brazil act as a barrier, obstructing winds from the sea and influencing rainfall patterns.

🎯 Exam Tip: Geographical features like escarpments or mountain ranges significantly impact local climate by causing orographic rainfall or rain shadow effects.

 

Question 5.
The coastal region of Brazil receives a - type of rainfall.
(a) orographic
(b) cyclonic
(c) convectional
(d) frontal
Answer: (a) orographic
In simple words: Brazil's coastal regions primarily experience orographic rainfall, which occurs when moist air is forced upwards by relief features like the Escarpments.

🎯 Exam Tip: Orographic rainfall is typically associated with mountainous or elevated coastal areas where winds are forced to rise, cool, and condense.

 

Question 6.
Since the convergence of trade winds are weak near the equator, - are not formed.
(a) clouds
(b) ocean currents
(c) cyclones
(d) tides
Answer: (c) cyclones
In simple words: Due to weak trade wind convergence near the equator, conditions are not conducive for the formation of tropical cyclones.

🎯 Exam Tip: Tropical cyclones require strong convergence and Coriolis effect, which is weak near the equator, explaining their rare occurrence in such regions.

 

Question 7.
The average temperature in the Amazon valley is
(a) 15°-20°C
(b) 13°-15°C
(c) 30°-32°C
(d) 25°-28°C
Answer: (d) 25°-28°C
In simple words: The Amazon valley typically experiences an average temperature ranging from 25°C to 28°C.

🎯 Exam Tip: Recall the hot and humid climate of the Amazon basin to correctly estimate its average temperature range.

 

Question 8.
The Amazon valley receives around - mm of rainfall
(a) 2000
(b) 1800
(c) 1500
(d) 1000-1200
Answer: (a) 2000
In simple words: The Amazon valley receives approximately 2000 mm of rainfall annually, supporting its dense rainforest ecosystem.

🎯 Exam Tip: Associate the Amazon basin with extremely high rainfall, reflecting its equatorial location and dense vegetation.

 

Question 9.
India's climate is of - type.
(a) humid
(b) monsoon
(c) equatorial
(d) cold
Answer: (b) monsoon
In simple words: India's climate is predominantly of the monsoon type, characterized by seasonal reversal of winds and rainfall.

🎯 Exam Tip: India is famously known for its monsoon climate, which dictates its agricultural calendar and water resources.

 

Question 10.
The diversity in the climatic conditions of India is due to the - location and altitude of the place.
(a) longitudinal
(b) latitudinal
(c) equatorial
(d) tropical
Answer: (b) latitudinal
In simple words: India's diverse climatic conditions are primarily influenced by its latitudinal location and varying altitudes.

🎯 Exam Tip: Latitudinal extent (how far north or south a place is) and altitude are key geographical factors that determine climatic diversity within a country.

 

Question 11.
The - Ocean and the Himalayan ranges exert a great influence on the climate of India.
(a) Atlantic
(b) Arctic
(c) Pacific
(d) Indian
Answer: (d) Indian
In simple words: The Indian Ocean and the Himalayan ranges significantly influence India's climate, especially the monsoon system.

🎯 Exam Tip: Recognize the major geographical features that have a profound impact on India's weather patterns, notably the Indian Ocean for moisture and the Himalayas for obstruction.

 

Question 12.
Orographic type of rainfall occurs in India because of the natural obstruction of
(a) Himalayas
(b) Escarpments
(c) Highlands
(d) Satpuda
Answer: (a) Himalayas
In simple words: In India, orographic rainfall primarily occurs due to the obstruction caused by the Himalayan mountain range.

🎯 Exam Tip: The Himalayas act as a massive barrier, forcing moisture-laden monsoon winds to rise, cool, and shed their moisture as rain or snow on their windward slopes.

 

Question 13.
As the - passes through the middle of India, it is considered to be a tropical region.
(a) Tropic of Capricorn
(b) Equator
(c) Tropic of Cancer
(d) 60°S latitude
Answer: (c) Tropic of Cancer
In simple words: The Tropic of Cancer passes through the middle of India, causing a significant portion of the country to be classified as a tropical region.

🎯 Exam Tip: The Tropic of Cancer's path through India is a key factor in defining its tropical and subtropical climatic zones.

 

Question 14.
Most part of Brazil lies in the - zone.
(a) polar
(b) tropical
(c) sub-tropical
(d) temperate
Answer: (b) tropical
In simple words: The majority of Brazil lies within the tropical zone, characterized by high temperatures and abundant rainfall.

🎯 Exam Tip: Brazil's large land area crosses the equator and extends into tropical latitudes, making 'tropical' the most fitting description for most of its climate.

 

Match The Columns:

 

Question 1.

Column 'A'	Column 'B'
(1) Wettest places in the world	(a) Tamil Nadu
(2) Driest place in India	(b) Cherrapunji and Mawsynram
(3) Rainshadow region in Brazil	(c) Jaisalmer, Rajasthan
(4) Climate of India	(d) Drought Quadrilateral
	(e) Monsoon type
	(f) Dry type

Answer:
1-b
2-c
3-d
4-e
In simple words: The wettest places are Cherrapunji/Mawsynram; Jaisalmer is the driest in India; Brazil's rainshadow region is the Drought Quadrilateral; and India's climate is monsoon type.

🎯 Exam Tip: For matching questions, clearly understand the key characteristics or examples for each geographical concept to ensure correct pairing.

 

Answer In One Sentence Each.

 

Question 1.
Which natural disasters does India face frequently?
Answer: India frequently faces natural disasters like erratic rainfall, droughts, cyclones, floods, etc.
In simple words: India commonly experiences natural disasters such as unpredictable rainfall, droughts, cyclones, and floods.

🎯 Exam Tip: List a few diverse examples of natural disasters to demonstrate a comprehensive understanding of India's vulnerability.

 

Question 2.
Why does Brazil experience wide climatic variations?
Answer: Brazil has vast latitudinal extent because of which it experiences wide climatic variations.
In simple words: Brazil experiences diverse climates primarily due to its extensive latitudinal spread, encompassing various climatic zones from equatorial to temperate.

🎯 Exam Tip: Remember that a large latitudinal extent is a primary factor for wide climatic variations within any country.

 

Question 3.
Which winds bring rainfall to Brazil?
Answer: Brazil receives rainfall from the South East and North-East Trade Winds.
In simple words: Rainfall in Brazil is primarily brought by the South-East and North-East Trade Winds.

🎯 Exam Tip: Identify the specific trade winds responsible for precipitation in Brazil, which are crucial for its diverse ecosystems.

 

Question 4.
What acts as an obstruction to the winds blowing from sea in Brazil?
Answer: The Escarpments act as an obstruction to the winds blowing from the sea in Brazil.
In simple words: The Escarpments serve as a natural barrier against sea winds in Brazil.

🎯 Exam Tip: Geographical features like the Great Escarpment are significant in explaining Brazil's regional climatic differences, especially rain shadow areas.

 

Question 5.
Which region is called the 'Drought Quadrilateral'?
Answer: The northern part of Brazil beyond the Highlands is called 'Drought Quadrilateral'.
In simple words: The northern region of Brazil, located beyond the Highlands, is known as the 'Drought Quadrilateral' due to its arid conditions.

🎯 Exam Tip: This term refers to a specific rain-shadow area in Brazil, important for understanding its unique climatic zones.

 

Question 6.
Where is the difference in temperature negligible in Brazil?
Answer: In Brazil the difference in temperature is negligible in the coastal regions near the equator.
In simple words: Temperature variations are minimal in Brazil's coastal regions located near the equator.

🎯 Exam Tip: Proximity to the equator and oceanic influence typically result in minimal temperature differences throughout the year.

 

Question 7.
In which zone does most of Brazil and India lie?
Answer: Most part of Brazil and India lies in the Tropical zone.
In simple words: The majority of both Brazil and India are situated within the Tropical zone.

🎯 Exam Tip: Both countries span equatorial/tropical latitudes, hence a large portion of their landmasses fall into the tropical climate zone.

 

Question 8.
Which important latitude passes through the northern part of Brazil?
Answer: The equator passes through the northern part of Brazil.
In simple words: The Equator traverses the northern region of Brazil, influencing its hot and humid climate.

🎯 Exam Tip: The equator's passage is a key geographical feature determining the climate of northern Brazil.

 

Question 9. What is the average temperature in Amazon valley?
Answer: The average temperature in Amazon valley is 25°-28°C.
In simple words: The Amazon valley typically experiences temperatures between 25 and 28 degrees Celsius on average.

🎯 Exam Tip: Remember specific temperature ranges for key geographical regions as they are often tested in objective questions.

 

Question 10. Which part of Brazil has cooler climate?
Answer: The climate is cooler in the Highlands.
In simple words: Brazil's Highlands region generally has a cooler climate compared to other parts of the country.

🎯 Exam Tip: Differentiate between the climatic zones within Brazil and their associated temperatures.

 

Question 11. Why do the Brazilian coasts experience mild and humid climate?
Answer: The Brazilian coasts experience mild and humid- climate because of its proximity to sea.
In simple words: Coastal areas in Brazil have a mild and humid climate primarily because they are close to the sea, which moderates temperatures and provides moisture.

🎯 Exam Tip: Proximity to large water bodies significantly influences coastal climates, making them milder and more humid.

 

Question 12. Which type of climate is found in India?
Answer: Monsoon type of climate is found in India.
In simple words: India's climate is characterized by monsoons, which bring distinct rainy and dry seasons.

🎯 Exam Tip: Always associate India's climate with the monsoon system, as it's a defining characteristic.

 

Question 13. Which important latitude passes through the middle of India?
Answer: The Tropic of Cancer passes through the middle of India.
In simple words: The Tropic of Cancer is a significant latitudinal line that approximately bisects India, influencing its climatic zones.

🎯 Exam Tip: Knowing the key latitudes passing through countries helps understand their climate divisions.

 

Question 14. What diversifies the climatic conditions of India?
Answer: The diversity in the climatic conditions of India are due to the latitudinal location and altitude of India.
In simple words: India's varied climate is a result of its wide latitudinal spread and the varying altitudes across its landscape.

🎯 Exam Tip: Latitude and altitude are two primary factors determining a region's climate; understand how they apply to India.

 

Question 15. What exerts a great influence on the climate of India and the origins of the monsoon?
Answer: The Indian Ocean and the Himalayan ranges exert a great influence on the climate of India and the origin of monsoons.
In simple words: The Indian Ocean and the Himalayan mountain ranges are crucial in shaping India's climate and the formation of its monsoons.

🎯 Exam Tip: Focus on the geographical features that act as major climate drivers for India, particularly the Himalayas and the Indian Ocean.

 

Question 16. In India, what obstructs the cold winds blowing from the North?
Answer: In India, the Himalayas obstruct the cold winds blowing from the north.
In simple words: The towering Himalayas act as a natural barrier, preventing frigid winds from the north from reaching most of India.

🎯 Exam Tip: The protective role of the Himalayas against cold northern winds is a key aspect of India's climate.

 

Question 17. What brings more rain in the coastal regions of India?
Answer: The obstruction caused by the Eastern and Western Ghats brings more rain in the coastal regions of India.
In simple words: The Eastern and Western Ghats cause orographic rainfall by obstructing moisture-laden winds along India's coastal areas.

🎯 Exam Tip: Understand how mountain ranges like the Ghats create orographic rainfall patterns along the coasts.

 

Question 18. Find out more about the different ways of classification of the seasons. For example, what is summer?
Answer: The hot weather season is called summer. The season where the rain begins is called the monsoon. The cold weather season is called winter.
In simple words: Seasons are classified based on distinct weather patterns, with summer being hot, monsoon bringing rain, and winter being cold.

🎯 Exam Tip: Basic seasonal classifications are fundamental; be able to define and differentiate them.

Name The Following:

 

Question 1. The two places in India which are considered as the wettest places in the world.
Answer: Cherrapunji and Mawsynram.
In simple words: Cherrapunji and Mawsynram in Meghalaya are globally recognized for receiving exceptionally high rainfall.

🎯 Exam Tip: Know the names of extreme geographical locations, such as the wettest places, for general knowledge and specific answer recall.

 

Question 2. Years in which Brazil has experienced snowfall.
Answer: 1879,1957and 1985.
In simple words: Brazil has recorded snowfall in specific years: 1879, 1957, and 1985.

🎯 Exam Tip: Rare climatic events like snowfall in tropical regions are good specific facts to remember.

 

Question 3. The driest part of India.
Answer: Jaisalmer, Rajasthan.
In simple words: Jaisalmer, located in Rajasthan, is recognized as one of the driest regions in India.

🎯 Exam Tip: Identify regions with extreme climate conditions (wettest, driest, hottest, coldest) in India.

 

Question 4. The state in India which receives maximum rainfall during the retreating monsoon season.
Answer: Tamil Nadu.
In simple words: Tamil Nadu experiences its peak rainfall during the retreating monsoon season.

🎯 Exam Tip: Understand the regional variations in monsoon rainfall, especially for the retreating monsoon's impact on states like Tamil Nadu.

 

Question 5. Temperature in Kargil in winter.
Answer: -48°C.
In simple words: Kargil experiences extremely cold winters with temperatures dropping to as low as -48 degrees Celsius.

🎯 Exam Tip: Be aware of extreme temperature records in various parts of India.

 

Question 6. Temperature in Ganganagar, Rajasthan in the month of June.
Answer: 50°C.
In simple words: Ganganagar in Rajasthan can reach scorching temperatures of 50 degrees Celsius in June.

🎯 Exam Tip: Note places known for extreme heat, particularly during summer months in India.

 

Question 7. The hills responsible for heavy rainfall in Cherrapunji and Mawsynram.
Answer: Garo, Khasi and Jaintia Hills.
In simple words: The Garo, Khasi, and Jaintia Hills are the geographical features that cause the exceptionally heavy rainfall in Cherrapunji and Mawsynram.

🎯 Exam Tip: Connect specific mountain ranges with their impact on local rainfall patterns, especially for orographic rainfall.

 

Question 8. The winds which provide rainfall to the Tamil Nadu coast.
Answer: North East Monsoon winds.
In simple words: The North East Monsoon winds are responsible for bringing rainfall to the Tamil Nadu coast.

🎯 Exam Tip: Distinguish between the Southwest and Northeast monsoons and their respective rainfall regions in India.

 

Question 9. The state to receive rain foremost in India.
Answer: Kerala.
In simple words: Kerala is typically the first state in India to experience the onset of monsoon rains.

🎯 Exam Tip: Understand the general progression of the monsoon across India, starting from Kerala.

 

Question 10. The four seasons of India as per Indian meteorological department.
Answer: The hot weather season (Summer), the season
In simple words: As per the Indian Meteorological Department, the four seasons are Summer, Monsoon, Post-monsoon, and Winter.

🎯 Exam Tip: Be familiar with the official classification of seasons by the Indian Meteorological Department.

Are the sentences right or wrong? Rewrite the wrong ones.

 

Question 1. Brazil experiences wide climatic variation due to its vast longitudinal extent.
Answer: Wrong - Brazil experiences wide climatic variation due to its vast latitudinal extent.
In simple words: Brazil's diverse climate is mainly due to its broad spread from north to south (latitudinal extent), not its longitudinal spread.

🎯 Exam Tip: Differentiate between latitudinal and longitudinal extent and their respective influences on climate; latitude generally causes greater climatic variation.

 

Question 2. The winds move in the vertical direction in northern Brazil.
Answer: Right.
In simple words: In northern Brazil, particularly near the equator, air currents primarily move vertically, leading to convectional rainfall.

🎯 Exam Tip: Understand the concept of vertical wind movement and its association with equatorial regions and convectional rainfall.

 

Question 3. The rainfall reduces on the windward side of the Great Escarpment.
Answer: Wrong - The rainfall increases on the windward side of the Great Escarpment.
In simple words: Rainfall is higher on the windward side of the Great Escarpment because it obstructs moisture-laden winds, causing them to rise and condense.

🎯 Exam Tip: Always remember that the windward side of a mountain range receives more rainfall due to orographic uplift.

Mark the following on the map with the given information and make an index.

 

Question 1. Outline Map of Brazil.
1. Winds bringing rainfall to Brazil or North East and South East Trade winds.
2. Drought Quadrilateral or Rainshadow region in Brazil.
Answer:
ℹ️ चित्र व्याख्या (Diagram Explanation): यह ब्राजील का एक रूपरेखा मानचित्र है जो वर्षा लाने वाली उत्तर-पूर्वी और दक्षिण-पूर्वी व्यापारिक पवनों की दिशा को दर्शाता है। इसमें ब्राजील के उत्तर-पूर्वी हिस्से में स्थित 'सूखा चतुर्भुज' या वर्षा-छाया क्षेत्र को भी स्पष्ट रूप से दर्शाया गया है, जहाँ कम वर्षा होती है। यह मानचित्र ब्राजील के जलवायु पैटर्न को समझने में मदद करता है।
In simple words: This question requires students to identify and mark on a map the trade winds that bring rainfall to Brazil and the specific rainshadow region known as the 'Drought Quadrilateral'.

🎯 Exam Tip: Practice identifying key climatic features like wind directions and rainshadow areas on outline maps. An accurate index is crucial for full marks.

 

Question 2. Outline Map of India.
1. Southwest Monsoon winds or winds bringing rainfall to most parts of India.
2. Northeast monsoon winds.
3. Kargil or place recording lowest temperature in India.
4. Cherrapunji and Mawsynram.
5. Coromandel coast or the coast receiving rainfall from North East monsoon winds.
6. Jaisalmer or place recording lowest rainfall in India.
7. Rain shadow region of Deccan plateau.
8. Region of low rainfall.
9. Heavy rainfall region along the western coast.
Answer:
ℹ️ चित्र व्याख्या (Diagram Explanation): यह भारत का एक रूपरेखा मानचित्र है जो विभिन्न महत्वपूर्ण जलवायु संबंधी विशेषताओं को दर्शाता है। इसमें दक्षिण-पश्चिम मानसून पवनें और उत्तर-पूर्वी मानसून पवनें, भारत में सबसे कम तापमान वाला स्थान (कारगिल), सबसे अधिक वर्षा वाले स्थान (चेरापूंजी और मॉसिनराम), कोरोमंडल तट, सबसे कम वर्षा वाला स्थान (जैसलमेर) और दक्कन पठार का वर्षा-छाया क्षेत्र शामिल हैं। यह मानचित्र भारत के विविध जलवायु क्षेत्रों का स्पष्ट चित्रण प्रस्तुत करता है।
In simple words: Students need to label various climatic features on an outline map of India, including monsoon winds, extreme temperature and rainfall locations, and rainshadow regions.

🎯 Exam Tip: A thorough understanding of India's climate is essential for map-based questions. Practice marking these locations and climatic influences accurately.