Get the most accurate RBSE Solutions for Class 11 Geography Chapter 12 Rajasthan: Introduction, Physical Features and Drainage System here. Updated for the 2026-27 academic session, these solutions are based on the latest RBSE textbooks for Class 11 Geography. Our expert-created answers for Class 11 Geography are available for free download in PDF format.
Detailed Chapter 12 Rajasthan: Introduction, Physical Features and Drainage System RBSE Solutions for Class 11 Geography
For Class 11 students, solving RBSE textbook questions is the most effective way to build a strong conceptual foundation. Our Class 11 Geography solutions follow a detailed, step-by-step approach to ensure you understand the logic behind every answer. Practicing these Chapter 12 Rajasthan: Introduction, Physical Features and Drainage System solutions will improve your exam performance.
Class 11 Geography Chapter 12 Rajasthan: Introduction, Physical Features and Drainage System RBSE Solutions PDF
Rbse Class 11 Indian Geography Chapter 12 Text Book Questions
Rbse Class 11 Indian Geography Chapter 12 Multiple Choice Type Questions
Question 1. In which of the following districts is Ahad situated?
(a) Barmer
(b) Udaipur
(c) Bikaner
(d) Sikar
Answer: (b) Udaipur
In simple words: Ahad, an important historical site, is found in the Udaipur district of Rajasthan. This place holds ancient cultural value.
🎯 Exam Tip: Remember key historical places and their modern district locations for quick recall in exams.
Question 3. Which of the following rivers is included in the Arabian Sea drainage system?
(a) Banas
(b) Banganga
(c) Parvati
(d) Mahi
Answer: (d) Mahi
In simple words: The Mahi river flows into the Arabian Sea. It is one of the important rivers in Rajasthan that drains westwards.
🎯 Exam Tip: Distinguish between rivers flowing into the Bay of Bengal, the Arabian Sea, and those with inland drainage.
Question 4. The largest lake of fresh water in Rajasthan is:
(a) Kaylana
(b) Nakki
(c) Jaisamand
(d) Pushkar
Answer: (c) Jaisamand
In simple words: Jaisamand Lake is the biggest freshwater lake in Rajasthan. It's a man-made lake built a long time ago.
🎯 Exam Tip: Know the difference between natural and artificial lakes and their uses in the region.
Rbse Class 11 Indian Geography Chapter 12 Very Short Answer Type Questions
Question 1. When was present Rajasthan formed?
Answer: The current state of Rajasthan was officially formed on November 1, 1956. At that time, it changed from a second-category state to a first-category state. This day marks an important step in its history.
In simple words: Rajasthan became a full state on November 1, 1956.
🎯 Exam Tip: Remember key dates for the formation of states as they often appear in general knowledge sections.
Question 2. Which estates were included in the “Matsya Sangh”?
Answer: The Matsya Sangh included the estates of Alwar, Bharatpur, Dholpur, and Karauli. These areas came together during the early stages of Rajasthan's formation. This union was an important step in integrating smaller princely states.
In simple words: Alwar, Bharatpur, Dholpur, and Karauli were part of the Matsya Sangh.
🎯 Exam Tip: Learn the different 'Sanghs' or unions formed during Rajasthan's integration and their member states.
Question 4. Name the mountain which divides the drainage system of Rajasthan into two parts.
Answer: The Aravalli mountain range divides the drainage system of Rajasthan into two main parts. Rivers on one side flow towards the Arabian Sea, while rivers on the other side flow towards the Bay of Bengal or are part of inland drainage. These mountains act like a natural barrier.
In simple words: The Aravalli mountain range splits Rajasthan's river systems into two parts.
🎯 Exam Tip: Understand how mountain ranges influence water flow and climate patterns in a region.
Question 5. From where does the River Sabarmati originate in Rajasthan?
Answer: The Sabarmati River starts from the hills located to the west of Udaipur in Rajasthan. Although it starts in Rajasthan, a large part of its journey is through Gujarat. Its origin in the Aravalli hills highlights the region's diverse geography.
In simple words: The Sabarmati River begins in the hills west of Udaipur.
🎯 Exam Tip: For rivers, always note their origin, direction of flow, and major states or regions they pass through.
Rbse Class 11 Indian Geography Chapter 12 Short Answer Type Questions
Question 1. Describe the location of Rajasthan state.
Answer: Rajasthan is located in the north-western part of India. It lies between 23° 3' and 30°12' North latitude, and 69°30' and 78°17' East longitude. This geographical position gives Rajasthan its unique climate and landscapes, from deserts to mountains.
In simple words: Rajasthan is in north-western India, between specific latitude and longitude lines.
🎯 Exam Tip: When describing location, always include both latitude and longitude for a complete answer.
Question 2. Which are the main physical regions of Rajasthan?
Answer: Rajasthan has several main physical regions due to its varied landscape. These regions are:
1. Western Deserted Area
2. Aravalli Mountain Range Area
3. Eastern Plains Area
4. South-Eastern Plateau Area
These regions are further divided into smaller parts. For example, the Western Deserted Area includes Sandy Dry Plains, Luni Basin, Inland Drainage Area, and Plains of Ghagghar. The Aravalli Mountain Range Area is divided into Northern Aravalli, Central Aravalli, and Southern Aravalli, which have unique characteristics like different peak heights and rock types. The Eastern Plains Area has the Banas-Banganga Basin and Mahi-Chhappan Basin, while the South-Eastern Plateau Area includes the Vindhyan border plains area and the Deccan Lava plateau. Each region has its own natural features, like types of soil, rainfall, and mountains. For instance, the Aravalli range is known for its highest peaks in the southern part and is the origin for many east-flowing rivers.
In simple words: Rajasthan has four main physical regions: the Western Desert, the Aravalli Mountains, the Eastern Plains, and the South-Eastern Plateau. Each of these has smaller parts with different features.
🎯 Exam Tip: When describing physical regions, clearly list the main divisions and then briefly mention key sub-divisions or characteristics of each.
Question 4. Describe the extension of Eastern plains of Rajasthan.
Answer: The Eastern plains of Rajasthan are located between the Aravalli mountain range and the South Eastern plateau area. This area covers about 23.9% of Rajasthan's total land surface. It was formed by the rivers Banas, Mahi, Chambal, and their smaller rivers. This fertile plain spreads across many districts like Bharatpur, Alwar, Sawai Madhopur, Karauli, Jaipur, Tonk, Bhilwara, Chittorgarh, Dungarpur, and parts of Banswara. The rich alluvial soil deposited by these rivers makes this region highly productive for farming.
In simple words: Rajasthan's Eastern plains are between the Aravalli hills and the South-Eastern plateau, covering about 24% of the state. Rivers like Banas and Chambal created these fertile plains in many districts.
🎯 Exam Tip: Mention both the geographical boundaries and the key rivers responsible for forming a plain region.
Question 5. Explain the Bay of Bengal drainage system of Rajasthan.
Answer: Most rivers in Rajasthan's eastern plains and southern plateau flow into the Bay of Bengal, forming this drainage system. Key rivers here include Chambal, Banas, Banganga, Parvati, and Kali Sindh. The Chambal River starts from Janapav Hills in Madhya Pradesh and eventually joins the Yamuna River in Uttar Pradesh. The Banas River begins in the Khamnaur hills and meets the Chambal River in Sawai Madhopur. The Banganga River originates in the Bairath Hills and also joins the Chambal. The Parvati River starts in the Vindhyan mountains and merges with the Chambal in Baran district. Similarly, the Kali Sindh River originates in the Vindhyan mountains and also flows into the Chambal, with Parvan as its main smaller river. These rivers carry water over long distances to the Bay of Bengal.
In simple words: In Rajasthan, rivers like Chambal, Banas, and Banganga flow towards the east and join other rivers that finally drain into the Bay of Bengal.
🎯 Exam Tip: When describing a drainage system, list the main rivers and their major tributaries, along with their origin and end points.
Question 6. Name the saline-water lakes of Rajasthan.
Answer: Rajasthan has several saline-water lakes, which are important sources of salt. The main saline-water lakes include Sambhar Lake (located near Jaipur), Didwana Lake (in Nagaur), Pachpadra Lake (in Barmer), Lunkaransar Lake (in Bikaner), Kuchaman, Sujangarh, Tal Chhapar, and Parihara. These lakes are remnants of the ancient Tethys Ocean and are shallow, natural formations.
In simple words: Some important salt lakes in Rajasthan are Sambhar, Didwana, Pachpadra, and Lunkaransar.
🎯 Exam Tip: Focus on remembering the names and locations of major salt lakes, as they are significant geographical features.
Rbse Class 11 Indian Geography Chapter 12 Essay Type Questions
Question 1. In how many phases was the present Rajasthan formed from Rajputana? Explain with the help of a table.
Answer: The formation of modern Rajasthan from the old region of Rajputana took place in seven different phases. This long process started on March 17, 1948, and was completed on November 1, 1956, taking about seven years. The table below shows how the state was formed step by step:
| Phase | Date | Name of Sangh | Estates included |
|---|---|---|---|
| First | 17-3-48 | Matsya Sangh | Alwar, Bharatpur, Dholpur, Karauli |
| Second | 25-3-48 | Rajasthan Sangh | Banswara, Kushalgarh, Bundi, Dungarpur, Jhalawar, Kishangarh, Kota, Pratapgarh, Shahpura and Tonk |
| Third | 18-4-48 | Joint Rajasthan Sangh | Rajasthan Sangh + Udaipur |
| Fourth | 3-4-49 | Greater Rajasthan Sangh | Joint Rajasthan Sangh + Bikaner, + Jaipur + Jaisalmer + Jodhpur |
| Fifth | 15-5-49 | Combined Greater Rajasthan | Greater Rajasthan + Matsya Sangh |
| Sixth | 26-11-50 | Older Rajasthan + B category state | Combined Greater Rajasthan + Sirohi |
| Seventh | 1-11-56 | Rajasthan | Older Rajasthan + Ajmer - Merwara + Abu Tehsil + Sunel + Tappa + Sironj |
In simple words: Rajasthan was formed over seven stages, starting in 1948 and ending in 1956, bringing together many smaller states into one larger state.
🎯 Exam Tip: Pay close attention to the dates, names of the unions, and the princely states included in each phase of Rajasthan's formation.
Map Based Questions
Question 1. Show the following on the outline of map of Rajasthan:
1. Tropic of Cancer
2. Aravalli Mountain Range
3. Neighboring states
4. International border.
Answer: The requested features (Tropic of Cancer, Aravalli Mountain Range, Neighboring states, and International border) are clearly marked and shown on the map provided on page 11 of the document. This map visually represents these important geographical and political boundaries within and around Rajasthan. For example, the Tropic of Cancer passes through the southern part of the state, and the Aravalli Mountains run across the middle, acting as a natural divide.
In simple words: A map shows the Tropic of Cancer, Aravalli Mountains, neighboring states, and international border of Rajasthan.
🎯 Exam Tip: Practice drawing the outline of Rajasthan and marking its key geographical features to score well in map-based questions.
Question 2. Show the physical division of Rajasthan on the map.
Answer: The physical divisions of Rajasthan are illustrated on the map provided on page 12 of the document. This map highlights areas such as the Western Deserted Region, Semi-arid Region, Aravalli Region, Eastern Plains Region, and South-eastern Plateau Region. Each division is clearly delineated, showing the diverse landforms that make up the state. Understanding these divisions helps to grasp the varied natural environment of Rajasthan.
In simple words: A map shows the different natural land areas of Rajasthan, like deserts, mountains, and plains.
🎯 Exam Tip: Always study political and physical maps to understand how different regions are laid out and their defining characteristics.
Question 3. Show the water divider and important rivers of Rajasthan on the map.
Answer: The water divider and important rivers of Rajasthan are depicted on the map provided on page 13 of the document. This map clearly shows the main water divide, often associated with the Aravalli range, and how it separates different river systems. Important rivers such as Luni, Chambal, Banas, Mahi, and their tributaries are marked, along with their flow patterns. This helps to visualize the state's drainage system and understand which rivers flow into which sea or drain inland.
In simple words: A map shows the high land that separates river systems and all the important rivers of Rajasthan.
🎯 Exam Tip: Tracing river courses and water divides on a map helps in understanding the state's hydrology and landforms.
Rbse Class 11 Indian Geography Chapter 12 Other Important Questions
Rbse Class 11 Indian Geography Chapter 12 Multiple Choice Type Questions
Question 1. Gilunda civilisation is situated at:
(a) Barmer
(b) Sikar
(c) Udaipur
(d) Ganganagar
Answer: (c) Udaipur
In simple words: The ancient Gilunda civilization is found in the Udaipur district. This site tells us about old human settlements in the region.
🎯 Exam Tip: Connect important archaeological sites with their present-day district locations for geographical and historical accuracy.
Question 2. Kalibanga civilisation is situated at:
(a) Udaipur
(b) Ganganagar
(c) Barmer
(d) Sikar
Answer: (b) Ganganagar
In simple words: Kalibanga, an old civilization, is located in the Ganganagar district. It is famous for its historical finds.
🎯 Exam Tip: Keep a list of ancient civilization sites and their corresponding districts in mind for similar questions.
Question 4. Dhundhad Region was the name of:
(a) Jodhpur - Pali
(b) Bundi - Kota
(c) Bikaner - Jodhpur
(d) Jaipur - Tonk
Answer: (d) Jaipur - Tonk
In simple words: The area around Jaipur and Tonk was historically known as the Dhundhad Region. This name reflects its past identity.
🎯 Exam Tip: Be aware of the historical names of different regions in Rajasthan, as they highlight their cultural heritage.
Question 5. By which name was Rajasthan known during the British Period?
(a) Rajputana
(b) Merwara
(c) Raithan
(d) Rajasthan
Answer: (a) Rajputana
In simple words: During British rule, the region we now call Rajasthan was known as Rajputana. It was named after the Rajputs who ruled there.
🎯 Exam Tip: Understanding the historical evolution of names for places helps in comprehending their past political and social structures.
Question 6. How many Panchayat Committees are there in Rajasthan?
(a) 290
(b) 292
(c) 295
(d) 300
Answer: (c) 295
In simple words: Rajasthan has 295 Panchayat Committees. These are local government bodies that help manage villages.
🎯 Exam Tip: Knowing the administrative divisions of a state is crucial for understanding its governance and local bodies.
Question 8. The length of Aravalli in Rajasthan is
(a) 450 km
(b) 550 km
(c) 650 km
(d) 750 km
Answer: (b) 550 km
In simple words: The Aravalli mountain range extends for 550 km within Rajasthan. This range is a very old and important natural boundary in the state.
🎯 Exam Tip: Remember key geographical facts like mountain lengths and peak heights for quick recall.
Question 9. The highest peak of Rajasthan is found in which division of Aravalli?
(a) Northern division
(b) Central division
(c) Southern division
(d) None of the options
Answer: (c) Southern division
In simple words: The tallest peak in Rajasthan is in the southern part of the Aravalli mountains. Guru Shikhar, the highest point, is found here.
🎯 Exam Tip: Knowing the divisions of mountain ranges helps pinpoint specific geographical features accurately.
Question 10. The origin of River Banas is
(a) In Bairath
(b) In Hills of Khamnor
(c) In Janapav
(d) In Hills of Naga
Answer: (b) In Hills of Khamnor
In simple words: The Banas River begins in the Khamnor Hills. This river is a significant part of the region's drainage system.
🎯 Exam Tip: Identifying the origin points of major rivers is crucial for understanding drainage patterns.
Question A. Match Column A with Column B:
| Column A | Column B |
|---|---|
| (iii) Bairath | (c) Barmer |
| (iv) Jangal | (d) Dungarpur - Banswara |
| (v) Bansrar | (e) Sikar |
Answer:
1. (e)
2. (c)
3. (b)
4. (a)
5. (d)
In simple words: For matching questions, it is important to link each item from Column A to its correct corresponding item in Column B. This tests your knowledge of specific facts.
🎯 Exam Tip: Always analyze the categories in both columns to make logical connections for matching questions.
Question B. Match Column A with Column B:
| Column A (Country) | Column B (Size in context to Rajasthan) |
|---|---|
| (i) Great Britain | (a) Little bit smaller |
| (ii) Sri Lanka | (b) One and a half times smaller |
| (iii) Israel | (c) Five times smaller |
| (iv) Japan | (d) Seventeen times smaller |
Answer:
1. (b)
In simple words: You need to connect each country in the first list to its correct size comparison with Rajasthan from the second list. This helps understand relative geographical sizes.
🎯 Exam Tip: When comparing sizes, try to visualize relative areas to help make the correct matches.
Question C. Match Column A with Column B:
| Column A (River) | Column B (Place of Origin) |
|---|---|
| (i) Chambal | (a) Hills of Goerunda |
| (ii) Luni | (b) Hills of Sadri |
| (iii) Sabarmati | (c) Hills of Naga |
| (iv) Jakham | (d) Hills of Janapav |
| (v) Berach | (e) Aravalli mountain range in Kotari Tehsil |
Answer:
(i) Chambal - (d) Hills of Janapav
(ii) Luni - (c) Hills of Naga
(iii) Sabarmati - (e) Aravalli mountain range in Kotari Tehsil
(iv) Jakham - (b) Hills of Sadri
(v) Berach - (a) Hills of Goerunda
In simple words: You need to link each river to the hill or range where it starts. This helps understand how rivers begin and flow.
🎯 Exam Tip: Always memorize the origin of important rivers as this is a common geography question.
Question D. Match Column A with Column B:
| Column A (Lake) | Column B (Related city) |
|---|---|
| (i) Jaisamand | (a) Rajsamand |
| (ii) Rajsamand | (b) Mount Abu (Sirohi) |
| (iii) Pushkar | (c) Alwar |
| (d) Ajmer |
RBSE Class 11 Indian Geography Chapter 12 Very Short Answer Type Questions
Question 1. Name the rivers which flowed in Rajasthan in ancient time.
Answer: The Rivers Saraswati and Drashdhwati flowed in Rajasthan in ancient time. These rivers were important for sustaining life in the region long ago.
In simple words: The rivers Saraswati and Drashdhwati flowed in Rajasthan during ancient times.
🎯 Exam Tip: When asked about ancient rivers, accurately recall and list their historical names.
Question 2. Which estates were included in the “Matsya Sangh”?
Answer: Alwar, Bharatpur, Dholpur, and Karauli were included in the “Matsya Sangh.” These areas came together as a political unit during the formation of Rajasthan.
In simple words: The Matsya Sangh had the areas of Alwar, Bharatpur, Dholpur, and Karauli.
🎯 Exam Tip: When answering about historical unions, listing all constituent units is key for full marks.
Question 3. By what name was Udaipur and its neighbouring area called before independence?
Answer: Udaipur and its neighbouring area was called as Shiva or Bhedpat and Mewar before India got independence. Mewar was a historically significant region in Rajasthan.
In simple words: Before independence, Udaipur and its nearby areas were known as Shiva, Bhedpat, and Mewar.
🎯 Exam Tip: Historical names of regions are important for understanding the older administrative divisions.
Question 4. At the time of independence, into how many administrative units was Rajasthan divided?
Answer: At the time of independence, there were 19 estates, 3 chiefships and one union territory named Ajmer - Merwara in Rajasthan. These divisions were later merged to form the modern state.
In simple words: When India became free, Rajasthan was split into 19 estates, 3 chiefships, and the Ajmer-Merwara region.
🎯 Exam Tip: Always list the exact number of administrative units when asked about divisions during a specific historical period.
Question 5. When was Matsya Sangh formed?
Answer: The Matsya Sangh was formed on March 17, 1948. This was one of the early steps in the integration of states into Rajasthan.
In simple words: The Matsya Sangh was created on March 17, 1948.
🎯 Exam Tip: Dates of formation for key historical organizations or unions are important to remember.
Question 6. Which estates were included in the Rajasthan Sangh?
Answer: The estates of Banswara, Kushalgarh, Bundi, Dungarpur, Kishangarh, Kota, Pratapgarh, Shahpura and Tonk were unified and included in the Rajasthan Sangh. This merger was a crucial part of forming the larger state of Rajasthan.
In simple words: The Rajasthan Sangh included Banswara, Kushalgarh, Bundi, Dungarpur, Kishangarh, Kota, Pratapgarh, Shahpura, and Tonk.
🎯 Exam Tip: Listing all the member states accurately is essential when describing the formation of historical sanghs.
Question 7. When and how was the Joint State of Rajasthan formed?
Answer: The Joint State of Rajasthan was formed on April 18, 1948, by merging the estate of Udaipur in older Rajasthan Sangh. This merger made the combined state bigger and stronger.
In simple words: Joint Rajasthan was formed on April 18, 1948, by adding Udaipur to the old Rajasthan Sangh.
🎯 Exam Tip: Focus on the date and the specific entities involved in mergers for historical questions.
Question 8. When and how was Greater Rajasthan formed?
Answer: Greater Rajasthan was formed on March 30, 1949, by merging the estates of Bikaner, Jaipur, Jaisalmer and Jodhpur in Joint Rajasthan. This significant step involved unifying many smaller states into a larger entity.
In simple words: Greater Rajasthan was made on March 30, 1949, by joining Bikaner, Jaipur, Jaisalmer, and Jodhpur with Joint Rajasthan.
🎯 Exam Tip: Understand the different phases of state formation and the key areas added in each phase.
Question 9. How and when was Joint Greater Rajasthan established?
Answer: The Joint Greater Rajasthan was formed on May 15, 1949, by merging Matsya Sangh into Greater Rajasthan Sangh. This unified many smaller states into a larger one.
In simple words: Joint Greater Rajasthan was formed on May 15, 1949, when the Matsya Sangh joined the Greater Rajasthan Sangh.
🎯 Exam Tip: Keep track of the specific dates and the different "Sanghs" that were merged to form Rajasthan.
Question 10. When was Rajasthan declared as a state of A category?
Answer: Rajasthan was declared as a state of A category on November 1, 1956. This classification was part of the reorganization of states in India.
In simple words: Rajasthan became an 'A' category state on November 1, 1956.
🎯 Exam Tip: The date of state categorization is an important administrative detail in history.
Question 11. Into how many administrative units has Rajasthan been divided at present?
Answer: With the viewpoint of administration, Rajasthan has been divided into seven divisions, 33 districts, 9 sub-districts, 314 tehsils, 295 panchayat samitis, 222 nagar palikas and 990 village panchayats. This detailed structure helps manage the state effectively.
In simple words: At present, Rajasthan has seven divisions, 33 districts, 9 sub-districts, 314 tehsils, 295 panchayat samitis, 222 towns, and 990 village councils.
🎯 Exam Tip: Exact numbers for administrative divisions are factual details that should be memorized.
Question 13. What is the expanse of Rajasthan from North to South?
Answer: The expanse of Rajasthan from North to South is 826 km. This distance helps define the state's elongated shape.
In simple words: Rajasthan is 826 kilometers long from north to south.
🎯 Exam Tip: Geographic measurements like north-south and east-west spans are essential factual details.
Question 14. What is the expanse of Rajasthan from East to West?
Answer: The expanse of Rajasthan from East to West is 869 km. This measurement, combined with the north-south span, gives an idea of the state's overall size and shape.
In simple words: Rajasthan is 869 kilometers wide from east to west.
🎯 Exam Tip: Always distinguish between north-south and east-west extents to avoid confusion.
Question 15. In what form is the evidence of Tethys Ocean found even today?
Answer: Even today, evidence of the ancient Tethys Ocean can be found in Rajasthan in the form of its salt-water lakes. Lakes like Sambhar, Didwana, Pachpadra, and Lunkaransar are considered remnants of that old sea.
In simple words: Salt lakes like Sambhar and Didwana in Rajasthan show that the Tethys Ocean was once there.
🎯 Exam Tip: Connect modern geographical features like salt lakes to ancient geological events like the Tethys Ocean for deeper understanding.
Question 16. Which is the water divider of Rajasthan?
Answer: The Aravalli Mountain Range acts as the main water divider for Rajasthan. It separates the drainage systems, directing rivers either towards the Arabian Sea or the Bay of Bengal.
In simple words: The Aravalli Mountains divide the water flow in Rajasthan.
🎯 Exam Tip: Identifying major physical features that act as water divides is fundamental to understanding drainage systems.
Question 17. Why is the landscape of desert changing?
Answer: The desert landscape in Rajasthan is changing because of human activities and large-scale irrigation projects. Canals like the Indira Gandhi Canal and Gang Canal have brought water to desert areas, allowing farming and transforming the land.
In simple words: The desert is changing because people are using canals like the Indira Gandhi Canal to bring water for farming.
🎯 Exam Tip: Human impact on the environment, especially through large-scale projects, is a frequent topic in geography.
Question 18. How many types of sand dunes are there in Rajasthan?
Answer: Rajasthan's desert areas feature three distinct types of sand dunes. These different formations are shaped by wind patterns and local geography.
In simple words: Rajasthan has three kinds of sand dunes.
🎯 Exam Tip: Categorizing geographical features like sand dunes helps in understanding desert landscapes.
Question 19. What is meant by transversal sand dunes?
Answer: Transversal sand dunes are mounds of sand that form in a direction parallel to the way the wind usually blows. They stand across the path of the wind.
In simple words: Transversal sand dunes are sand hills that form sideways to the wind direction.
🎯 Exam Tip: Clearly defining different types of landforms shows a good grasp of physical geography.
Question 20. What is meant by longitudinal sand dunes?
Answer: Longitudinal sand dunes are sandy mounds that form in a direction perpendicular, or at a right angle, to the prevailing wind flow. They stretch out in long ridges.
In simple words: Longitudinal sand dunes are long sand hills that form in the same direction as the wind blows.
🎯 Exam Tip: Differentiating between transversal and longitudinal dunes based on their formation direction is crucial.
Question 21. What is meant by the term Rann?
Answer: A 'Rann' refers to a shallow area of salty water found in dry, sandy regions. These are often vast, flat lands that can be submerged during rainy seasons.
In simple words: A 'Rann' is a shallow area with salty water found in dry, sandy places.
🎯 Exam Tip: Knowing specific regional geographical terms like 'Rann' adds depth to your answers.
Question 22. Which rivers provide assistance in the formation of Luni Basin?
Answer: The Luni Basin was formed with the help of several rivers, including the Luni itself, along with the Lilari, Sukri, Jawai, and Bandi rivers. These rivers contribute to the basin's drainage and sedimentation.
In simple words: The Luni Basin was formed with the help of rivers like Luni, Lilari, Sukri, Jawai, and Bandi.
🎯 Exam Tip: Listing all contributing rivers is important when describing the formation of a river basin.
Question 23. Which lakes are found in the inland drainage system?
Answer: The inland drainage system of Rajasthan features several important salt-water lakes. These include Sambhar, Didwana, Kuchaman, Sujangarh, Tal Chhapar, and Parihara. These lakes are unique to regions where rivers do not reach the sea.
In simple words: Important salt lakes in the inland drainage system are Sambhar, Didwana, Kuchaman, Sujangarh, Tal Chhapar, and Parihara.
🎯 Exam Tip: Remember specific examples of lakes for inland drainage systems to illustrate your understanding.
Question 24. Describe the extension of Aravalli Mountain Range in Rajasthan.
Answer: The Aravalli mountain range in Rajasthan stretches from Khetari in Jhunjhunu district all the way to Khedbrahma village, which is situated on the Gujarat border. This long stretch forms a significant geographical spine for the state.
In simple words: The Aravalli mountain range in Rajasthan goes from Khetari in Jhunjhunu to Khedbrahma village on the Gujarat border.
🎯 Exam Tip: Knowing the starting and ending points of major geographical features provides a clear description.
Question 26. Where is the Plateau of Bhorath situated?
Answer: The Bhorath Plateau is located in the southern part of Udaipur, specifically positioned between Kumbhalgarh and Gogunda. This plateau is an elevated area known for its unique geological formations.
In simple words: The Bhorath Plateau is found between Kumbhalgarh and Gogunda, south of Udaipur.
🎯 Exam Tip: Precise locations of plateaus and other landforms are key geographical facts.
Question 27. In which district is the extension of Northern Aravalli found?
Answer: The Northern Aravalli range primarily extends across the districts of Jaipur, Dausa, Alwar, Sikar, and Jhunjhunu. This region forms the northern part of the Aravalli mountain system.
In simple words: The Northern Aravalli mountains are mostly found in Jaipur, Dausa, Alwar, Sikar, and Jhunjhunu districts.
🎯 Exam Tip: List all relevant districts when asked about the geographical extension of a feature.
Question 28. What is the Plain of Chhappan?
Answer: The Plain of Chhappan refers to a group of fifty-six villages located between the districts of Banswara and Chittorgarh. This area is characterized by its plains and cluster of settlements.
In simple words: The Plain of Chhappan is a group of 56 villages between Banswara and Chittorgarh.
🎯 Exam Tip: Regional geographical names often have a direct meaning; understanding this helps recall.
Question 29. Where is the Plain of Malpura found?
Answer: The Plain of Malpura-Karauli is found in the northern part of the plains created by the Banas River and its smaller streams. This fertile area is important for agriculture.
In simple words: The Plain of Malpura-Karauli is in the northern plains made by the Banas River and its smaller rivers.
🎯 Exam Tip: Associating plains with the rivers that form them is essential for understanding regional geography.
Question 30. What do you understand by the term Walra cultivation.
Answer: Walra cultivation is a type of shifting agriculture, also known as 'jhum' cultivation, practiced by tribal communities in the Dungarpur and Banswara districts of southern Rajasthan. This method involves clearing forest land for temporary farming.
In simple words: Walra cultivation is a type of shifting farming done by tribes in Dungarpur and Banswara in south Rajasthan.
🎯 Exam Tip: Defining specific agricultural practices and linking them to regions or communities is important.
Question 31. Describe the extension of the Plateau of Hadoti.
Answer: The Plateau of Hadoti is extended in the districts of Kota, Bundi, Baran, Jhalawar, and eastern area of C|_Loading [MathJax]/extensions/MathZoom.js_d in South - Eastern Rajasthan. This plateau is known for its distinctive geographical features and rich soil.
In simple words: The Hadoti Plateau is found in Kota, Bundi, Baran, Jhalawar, and an eastern part of South-Eastern Rajasthan.
🎯 Exam Tip: Accurately listing the districts covered by a plateau region is important for geographical understanding.
Question 33. Where does the River Parvati flow?
Answer: The Parvati River originates in the Vindhyan mountain range in Madhya Pradesh. It then flows through the Baran district before joining the Chambal River at Pali. This makes it an important tributary in the region's drainage system.
In simple words: The Parvati River starts in the Vindhyan mountains in Madhya Pradesh, flows through Baran, and joins the Chambal River at Pali.
🎯 Exam Tip: Tracing a river's path from origin to confluence is essential for river geography questions.
Question 34. What is meant by inland drainage system?
Answer: An inland drainage system refers to seasonal rivers in Rajasthan that do not flow into the sea. Instead, after traveling some distance, they either disappear into the desert sand or merge into internal lakes. These systems are common in arid and semi-arid regions.
In simple words: Inland drainage means rivers that do not reach the sea. They either vanish in the desert or flow into lakes within the land.
🎯 Exam Tip: Understanding the concept of inland drainage is key to describing water bodies in arid regions.
Question 35. Name the fresh water lakes of Rajasthan.
Answer: The fresh water lakes in Rajasthan include Jaisamand, Rajsamand, Pushkar, Siliserh, Ramgarh, Kolayat, Nakki, Kaylana, Ana Sagar, Fateh Sagar, and Pichola. These lakes are vital sources of drinking water and for irrigation.
In simple words: Jaisamand, Rajsamand, Pushkar, Siliserh, Ramgarh, Kolayat, Nakki, Kaylana, Ana Sagar, Fateh Sagar, and Pichola are Rajasthan's fresh water lakes.
🎯 Exam Tip: Memorizing a list of major freshwater lakes is important for answering geography questions about water resources.
Question 36. Name the important estates of Rajasthan in the British period.
Answer: During the British period, several important estates existed in Rajasthan, such as Jaipur - Ajmer, Marwar, Mewar, Kota, Bundi, and Bharatpur. These princely states played significant roles in the region's history and administration.
In simple words: Important estates in Rajasthan during British rule were Jaipur-Ajmer, Marwar, Mewar, Kota, Bundi, and Bharatpur.
🎯 Exam Tip: Listing specific examples of estates during historical periods demonstrates detailed knowledge.
RBSE Class 11 Indian Geography Chapter 12 Short Answer Type Questions (SA-I)
Question 1. Rajasthan is the shelter home of several civilizations. How? Explain. Or Rajasthan is a home of many civilizations. Explain.
Answer: Rajasthan has historically been a significant center for ancient civilizations around the world. These civilizations exhibit their glLoading [MathJax]/extensions/MathZoom.js in a unique importance, with many different cultures thriving here. Archaeological remains found across Rajasthan, like those at Tilwara, highlight the rich history of these ancient societies.
In simple words: Rajasthan was home to many old civilizations. Their remains, like at Tilwara, show how important they were.
🎯 Exam Tip: When discussing historical importance, provide specific examples of archaeological sites or civilizations.
Question 2. Why is Rajasthan called a land of brave and martyrs?
Answer: Rajasthan is known as a land of brave individuals and martyrs. The state has often upheld India's honor, with its people showing great courage and wisdom in tough situations. The unmatched bravery of its men and women has given Rajasthan a special place in history.
In simple words: Rajasthan is called a land of brave people because its citizens have shown great courage in difficult times and protected India's pride.
🎯 Exam Tip: When asked about a region's historical reputation, provide examples of traits and actions that support the claim.
Question 3. How did Rajasthan get its name?
Answer: The name Rajasthan developed over a long period. Since Rajputs ruled this state for a significant time, the British government named the area Rajputana, also known as Rajwara. The British referred to the rulers as 'Roy', and over time, 'Roy' eventually evolved into 'Rajasthan'. This shows the historical influence on its name.
In simple words: Rajasthan got its name because Rajputs ruled there for a long time, leading the British to call it Rajputana. The word 'Roy' later changed to 'Rajasthan'.
🎯 Exam Tip: Trace the historical evolution of names, linking them to significant ruling dynasties or periods.
Question 4. Explain the physical characteristics of Rajasthan.
Answer: The physical characteristics of Rajasthan have been given as below:
1. This is the remains of Tethys geosyncline in the form of desert, situated in the northern and western part of Rajasthan.
2. The Aravalli mountain range and southern plateau region are areas of ancient Gondwanaland.
3. The Aravalli mountain range present here is the oldest mountain range of the world.
4. The result of effects of geological changes, denudation and drainage system is seen in many forms in Rajasthan.
In simple words: Rajasthan has a desert from the old Tethys Sea in the north and west. It has the Aravalli mountains, which are the oldest in the world, and southern plateaus from Gondwanaland. Its landforms show many changes over time.
🎯 Exam Tip: When describing physical characteristics, include both geological history and modern landforms.
Question 5. The desert was considered a curse for Rajasthan some years ago but now it is considered to be a boon for the state. How?
Answer: In the past, the Rajasthan desert was seen as a curse due to harsh conditions: very high temperatures, low rainfall, moving sand dunes, and dry soil. This made the land infertile. However, after valuable mineral oil, gas, and coal reserves were discovered there, the desert region transformed into a source of prosperity for the state.
In simple words: The desert was once a problem due to heat and dry land. But after finding oil, gas, and coal, it became very helpful for the state.
🎯 Exam Tip: For 'how' questions, provide clear 'before' and 'after' scenarios with specific reasons for the change.
Question 6. Describe the characteristics of Northern Aravalli mountainous region.
Answer: The main characteristics of Northern Aravalli mountainous region are:
1. The Aravalli is not in a sequential form, but it is in the form of scattered hills.
2. The height of peaks of Aravalli in this part is lesser than that of Southern part.
3. There are abundant reserves of copper in this part of Aravalli Mountain Range.
In simple words: The Northern Aravalli region has scattered hills, lower peaks than the south, and many copper reserves.
🎯 Exam Tip: When describing regional characteristics, always provide specific points, such as landforms, heights, and resources.
Question 7. How were the Eastern plains of Rajasthan formed? Or The Eastern plain of Rajasthan is a gift of rivers flowing here. How?
Answer: The eastern plains of Rajasthan were formed by the action of rivers like Chambal, Banas, and their smaller streams. These rivers carried fine soil and silt, depositing it in the region. This continuous deposition created the plains, making them highly fertile due to the rich alluvial soil.
In simple words: The eastern plains of Rajasthan were formed by rivers like Chambal and Banas. These rivers brought and left behind fertile soil, making the plains exist.
🎯 Exam Tip: For questions about landform formation, explain the geological processes and the agents (like rivers) involved.
Question 8. How was the South eastern plateau formed?
Answer: The south - eastern plateau region of Rajasthan was formed by ancient tectonic processes. The presence of black soil in this area indicates that it was created by lava flows, suggesting the plateau is a result of past volcanic eruptions.
In simple words: The southeastern plateau of Rajasthan was made by old tectonic movements. Its black soil shows it was formed from lava from volcanoes.
🎯 Exam Tip: Connect the type of soil (e.g., black soil) to its geological origin (e.g., volcanic activity) to explain landform formation.
Question 9. Write the characteristics of plateau area of Rajasthan.
Answer: Following are the characteristics of plateau area of Rajasthan:
1. This plateau region is a part of ancient Gondwana land.
2. A mixture of lava – based rocks and Vindhyan rocks is found in this area.
3. The rivers have cut this area with their water flow.
4. Kota stone is found in the form of flaky rocks in this plateau region, which has gained name and fame Loading [MathJax]/extensions/MathZoom.js
In simple words: The Rajasthan plateau is part of old Gondwanaland, has lava and Vindhyan rocks, and rivers have cut through it. It is also famous for Kota stone.
🎯 Exam Tip: When listing characteristics, provide a variety of points including geological origin, rock types, and economic significance.
In geomorphology, drainage systems are the patterns formed by the streams, rivers and lakes in a particular drainage basin. It is also known as river system. The drainage systems are governed by the topography of the land, i.e. whether a particular region is dominated by hard or soft rocks, and the gradient of the land.
Question 11. What is the importance of salt water lakes in Rajasthan?
Answer: Rajasthan's salt-water lakes are very important to the state. Even though their water is salty, they offer many benefits:
1. They are commercially valuable because they are used for salt production.
2. They create a humid environment in nearby areas, which helps make the soil fertile.
3. These lakes offer job opportunities to people living close by.
4. The presence of these lakes has also helped in developing a network of roads and transport routes in the region.
In simple words: Salt lakes in Rajasthan are useful for making salt, making nearby soil fertile, giving jobs, and helping build roads.
🎯 Exam Tip: When asked about importance, provide multiple specific benefits or uses.
RBSE Class 11 Indian Geography Chapter 12 Short Answer Type Questions (SA-II)
Question 1. Various regions of Rajasthan were named on regional basis, explain. Or Regions of Rajasthan were named according to their specific qualities. How? Or Rajasthan is a unitary form of zones of different names. How?
Answer: Rajasthan is recognized by many regional names that reflect its diverse landscape. Historically, during ancient and medieval times, different parts of Rajasthan had unique names tied to their local identity. For instance, the Ganganagar region was called Yauddheya, Nagaur's surroundings were known as Ahichchatrapur, the Jodhpur-Pali area was Gujratra, and Jaisalmer and nearby lands were called Valla, Dungal, or Maad. Similarly, Jalore was named Swarnagiri, Abu was Chandravati, Udaipur and parts of Chittorgarh were Shiv or Mewar, Dungarpur and Banswara were Vagar, and Alwar was Kuru, Bharatpur, Dholpur. These names highlight the rich cultural and geographical diversity of Rajasthan.
In simple words: Rajasthan has many regional names based on its different areas and qualities. For example, Ganganagar was Yauddheya, Nagaur was Ahichchatrapur, Jodhpur-Pali was Gujratra, and Jaisalmer was Valla or Maad. Jalore was Swarnagiri, Udaipur was Mewar, Dungarpur-Banswara was Vagar, and Alwar was Kuru, Bharatpur, Dholpur.
🎯 Exam Tip: When explaining regional names, provide multiple clear examples and their corresponding historical names.
Question 2. With context to India, describe the location of Rajasthan. Or With reference to India, describe the locational position of Rajasthan.
Answer: Rajasthan is India's largest state by area. The Tropic of Cancer passes through its southern Banswara district. Rajasthan is bordered by Punjab to the north, Haryana to the north-east, Uttar Pradesh to the east, Madhya Pradesh to the south-east, and Gujarat to the south-west. It also shares a 1070 km international border with Pakistan, known as the Radcliffe Line, with Ganganagar, Bikaner, Jaisalmer, and Barmer being border districts. The state is kite-shaped, and its people are historically known for their bravery, resilience, and sacrifices, giving Rajasthan a distinguished place in Indian history.
In simple words: Rajasthan is India's largest state. The Tropic of Cancer crosses its south. It borders Punjab (North), Haryana (North-East), Uttar Pradesh (East), Madhya Pradesh (South-East), and Gujarat (South-West). It also has a 1070 km border with Pakistan (Radcliffe Line). The state is shaped like a kite, and its people are known for being very brave.
🎯 Exam Tip: When describing location, mention size, key geographical lines (like Tropic of Cancer), neighboring states, and international borders.
Question 3. Describe the characteristics of deserted area of Rajasthan. Or The condition of desert in Rajasthan shows singularity. How? Explain.
Answer: The characteristics of desert spread in the western part of Rajasthan are given as below:
1. It is considered as the remains of Tethys geosyncline.
2. In the desert area of Rajasthan, transportation of sand dunes is seen.
3. The transversal, longitudinal and Barkhan dunes are found in this region.
4. There are many salt water lakes in this area.
5. The conditions of high temperature, less rainfall and lack of vegetation are seen here.
6. Most of the vegetation found here is in the form of grass or thorny shrubs.
7. The inland drainage system and bunches of rivers are seen here.
8. The extension of sandy soil is found in this area.
In simple words: The western desert of Rajasthan has these features: it is from the old Tethys Sea, sand dunes move around, different types of dunes are found, it has many salt lakes, it is hot with little rain and few plants (mostly grass and thorny bushes), it has rivers that don't reach the sea, and its soil is sandy.
🎯 Exam Tip: Provide specific details for each characteristic of a desert region, covering geology, landforms, climate, and vegetation.
Question 4. Describe the relief form found in Rajasthan.
Answer: Rajasthan's relief forms can be described by height:
1. Areas of surplus height: These are regions over 600 meters high. Such areas are found in the Aravalli mountain range in Rajasthan. The highest region is present in Rajasthan in the form of Guru Shikhar. Besides it, on the banks of river Chambal, such condition is seen.
2. Areas with medium height: These regions range from 150 to 600 meters in elevation. They include districts like Ganganagar, Hanumangarh, Churu, Jhunjhunu, Bikaner, Nagaur, most of Jaisalmer, Jodhpur, and parts of Barmer, Sirohi, Dungarpur, Alwar, Bharatpur, Dholpur, Karauli, Sawai Madhopur, Dausa, Tonk, Bundi-Kota, Jaipur, Pali, Rajsamand, Bhilwara, Udaipur, Baran, Jhalawar, Chittorgarh, and Pratapgarh. These areas represent a significant portion of the state's diverse landscape.
3. Areas with less height: These areas whose height is less than 150 meters are included in this division. The western part of district of Jaisalmer, South – western part of Barmer and Jalore have been included in this division.
In simple words: Rajasthan's landforms vary by height. High areas are above 600 meters (like the Aravalli mountains). Medium areas are between 150 and 600 meters, covering many districts. Low areas are below 150 meters, including parts of Jaisalmer, Barmer, and Jalore.
🎯 Exam Tip: When describing relief forms, categorize them by elevation and provide specific examples for each category.
Question 5. Describe the importance of plains found in Rajasthan.
Answer: The plains in Rajasthan are very important and helpful for the state in many ways. Here's why they are useful:
1. These plains are made of alluvial soil, which means they are very fertile for farming.
2. New layers of soil are added every year, keeping the land rich and renewed for agriculture. This natural renewal ensures the land stays productive.
3. There are many rivers in these plains, providing water for irrigation, generating electricity, and supporting industries.
In simple words: Rajasthan's plains are very fertile due to new soil every year and many rivers. This helps with farming, water supply, electricity, and local businesses.
🎯 Exam Tip: When describing geographical importance, always link the physical features (like fertile soil or rivers) to their practical benefits (like farming, water, and industry).
Question 6. Describe the importance of south-western plateau region of Rajasthan.
Answer: The south-western plateau region of Rajasthan holds importance for several reasons:
1. This region is a very old, strong part of Gondwanaland, making it a stable land area. Gondwanaland was a supercontinent that existed hundreds of millions of years ago.
2. Because it is a fixed and stable land, it remains safe from natural disasters such as earthquakes and volcanoes.
3. It is formed from ancient rock systems, which means it is rich in valuable minerals.
4. This area is home to important forests with trees like Sal, Teak, and Rosewood.
In simple words: This plateau is very old and strong, so it is safe from natural problems. It has many minerals and important forests.
🎯 Exam Tip: Mentioning the stability and ancient origin of the plateau are key points when discussing its importance or features.
Question 7. Explain the water divider line of Rajasthan.
Answer: The central part of Rajasthan has a water divider line that controls the state's drainage system. This line follows the Aravalli mountain range in the North and then goes south of Sambhar Lake. From there, it continues a few kilometers away from Beawer, Deogarh, Kumbhalgarh, and Haladighati in Udaipur, moving towards Udai Sagar.
The line then moves further, passing through Sadri and Chhoti Sadri in the south-east, and extends to Pratapgarh. Rivers on the south-western side of this water divider flow into the Arabian Sea; these include the Luni, western Banas, Sabarmati, and Mahi rivers. Rivers in the eastern part of this water divider, such as the Banas and its smaller rivers, merge into the Chambal River. This geographical feature determines the direction in which different rivers flow.
In simple words: Rajasthan has a line, mostly along the Aravalli mountains, that divides where rivers flow. Rivers on one side go to the Arabian Sea, and rivers on the other side join the Chambal and eventually go to the Bay of Bengal.
🎯 Exam Tip: Clearly state the primary function of the water divider line and name key rivers on both sides to score full marks.
Question 8. Compare the drainage systems of Bay of Bengal and Arabian Sea.
Answer: The state of Rajasthan has two main drainage systems: one that flows into the Arabian Sea and another that flows into the Bay of Bengal. These two systems are different in several important ways, as shown below:
| Basis of Comparison | Arabian Sea drainage system | Bay of Bengal drainage system |
|---|---|---|
| Number of Rivers | There are fewer rivers in this drainage system. | There are more rivers in this drainage system. |
| Drainage Area | There is a smaller drainage area for the rivers of this system. | There is a larger drainage area for the rivers of this system. |
| Length | The length of most rivers in this system is shorter. | The length of most rivers in this system is longer. |
| Flow | All rivers in this system flow only during certain seasons. | The main river Chambal of this system flows all year round. |
| Drainage of rivers | The main rivers of this system flow directly into the sea. | The main rivers of this system first join the Chambal river, then flow into the Yamuna, and finally drain into the Bay of Bengal. |
| Utility | The rivers of this system are less useful. | The rivers of this system create fertile plains, making them very useful for agriculture. |
🎯 Exam Tip: Organize your comparison using a clear table with distinct points for each drainage system to highlight differences effectively.
RBSE Class 11 Indian Geography Chapter 12 Essay Type Questions
Question 1. Rajasthan is the shelter home of several civilizations. How? Explain.
Or
Rajasthan is a home of many civilizations. Explain.
Answer: The freshwater lakes of Rajasthan are very important because they provide sweet and clean water. These lakes are useful in many ways:
1. They supply water for drinking needs.
2. Their water is used for irrigation to help farms grow.
3. These lakes are very beautiful and attract many tourists.
4. Boating can be done in these lakes, which helps make money.
5. Islands within these lakes have become places where people live.
6. They offer many fishery resources for humans, supporting local livelihoods.
7. These lakes provide a home for many aquatic creatures, thus boosting the variety of life in the area. Water bodies like these are crucial for supporting both human life and ecosystems.
In simple words: Freshwater lakes in Rajasthan are very important. They provide drinking water, help with farming, attract tourists, offer boating, support fishing, and are home to many creatures.
🎯 Exam Tip: When explaining the importance of natural features, list specific benefits and connect them to economic or environmental aspects.
Description of Eastern Plains of Rajasthan:
The eastern plains of Rajasthan were formed by silt that rivers carried and deposited over time. These plains cover 23.9% of Rajasthan's total surface area. They are mainly found in the districts of Jaipur, Dausa, Bharatpur, Dholpur, Karauli, Sawai Madhopur, Tonk, and Banswara. This region is a flat plain area and is very fertile due to the deposition of rich alluvial soil.
Question 2. Dividing Rajasthan into topographic regions, and explain the South-Eastern plateau area.
Or
The South – Eastern plateau region of Rajasthan is the most ancient landform. Explain.
Answer: Rajasthan is India's largest state by area, so it has many different types of landforms. Based on its relief features, Rajasthan is divided into the following physical regions:
1. Western desert region
2. Aravalli mountainous region
3. Eastern plains
4. South - Eastern plateau region
Description of South – Eastern plateau region:
Origin: This part of Rajasthan is an ancient landform that was once part of Gondwanaland. It was formed by volcanic eruptions, which is why its soil is black. This black soil is rich in minerals and good for farming certain crops.
Based on the types of rocks, this region is divided into two main parts:
1. Vindhyan Scarpland.
2. Lava plateau of Deccan.
1. Vindhyan Scarpland: This area is mostly made of sandy and limestone rocks. Its average height is between 350 to 550 meters above sea level. The edge of this scarpland slopes towards the south-east and eastern direction, located between the Banas and Chambal rivers. This part extends into Sawai Madhopur, Karauli, and Dholpur, along the Chambal river.
2. Lava plateau of Deccan: This is a wide, high, and rocky area in south-eastern Rajasthan. It consists of sandy and limestone rocks. Its eastern and southern parts are covered with lava. The fertile black soil found here is excellent for growing cotton and groundnuts. The Chambal river and its smaller rivers (tributaries) like Kali Sindh and Parvati have created a triangular plain with alluvial deposits. The rocks found here are visible, and the Kota stone from this region is famous worldwide for its excellent quality. This stone is widely used in construction and decoration.
In simple words: Rajasthan has four main land types, and the South-Eastern plateau is one of them. It is very old, formed from volcanoes, and has black soil. It has two parts: the Vindhyan Scarpland (sandy and limestone hills) and the Deccan Lava Plateau (rocky with fertile black soil, good for cotton, and famous for Kota stone).
🎯 Exam Tip: When describing physical divisions, name all major parts first, then elaborate on the specific region asked, including its origin, key features, and subdivisions.
Question 3. Describe the lakes found in the state of Rajasthan.
Answer: Rajasthan is home to two main types of lakes:
1. Saline water lakes
2. Fresh water lakes
1. Lakes of salt water: These lakes are found in the western desert area and in areas with inland drainage systems. All these lakes are natural and shallow. They provide important salt resources for the state.
(a) Sambhar Lake: This lake is located across the districts of Jaipur, Ajmer, and Nagaur. It is the largest inland saltwater lake in India.
(c) Pachpadra Lake: It is situated in Pachpadra town in Barmer district and covers an area of 25 square kilometers.
(d) Lunkaransar Lake: This lake is in Lunkarasar town in Bikaner. Other salt water lakes in Rajasthan include Phalodi (Jodhpur), Kavod (Jaisalmer), Kuchaman (Nagaur), and Tal Chhapar (Churu).
2. Lakes of fresh water: Freshwater lakes are used to get drinking water and for irrigation. They are vital for human and animal consumption.
(a) Jaisamand Lake: Rana Jai Singh built this lake between 1685-1691 by constructing a dam on the Gomati river. It is in Udaipur district. The lake is 15 km long and 2.8 km wide, covering an area of 55 square km. It is also known as Dhebar Lake.
(b) Rajsamand Lake: Maharana Raj Singh built this lake in 1662 near Kankroli railway station. It is about 6.5 km long and 3 km wide.
(c) Pichola Lake: A chieftain built this lake during Rana Lakha's rule. It is in Pichola village, in the western part of Udaipur, and is 7 km wide.
(d) Ana Sagar Lake: This artificial and beautiful lake is situated between two hills in Ajmer. Annaji built it in 1137.
(e) Siliserh Lake: This lake is in Alwar district and covers an area of 10 square kilometers. The Brahmaji temple is also located here, with ghats (steps) built around the lake.
The distribution of these lakes across Rajasthan, showing both saline and fresh water bodies, is often illustrated on maps to highlight their geographical spread. These water bodies are crucial for the region's ecology and economy.
In simple words: Rajasthan has two types of lakes: salty and fresh. Salty lakes like Sambhar and Pachpadra are in desert areas and give salt. Fresh lakes like Jaisamand and Pichola provide drinking water, help with farming, and are beautiful tourist spots.
🎯 Exam Tip: When listing lakes, categorize them (saline/fresh) and provide a brief detail for each, such as its location, builder, or key feature, to give a complete answer.
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RBSE Solutions Class 11 Geography Chapter 12 Rajasthan: Introduction, Physical Features and Drainage System
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