Samacheer Kalvi Class 4 Social Science Solutions Term 1 Chapter 2 Five Landforms

Evaluation

I. List Out:

 

Question 1. Write the names of the mountains and the places, where they are located in your district.
Answer:

In simple words: This table shows the names of important mountains in the region and lists the places where they are found within the Tirunelveli and Kanyakumari districts. Understanding local geography is key to understanding the region's culture.

🎯 Exam Tip: When asked to list geographical features, always include their specific locations for a complete answer.

 

Question 2. Write the names of the trees around your school.
Answer:

In simple words: Look around your school for common trees. Two examples are the Neem tree, known for its medicinal uses, and the Banyan tree, which is a very large tree often seen in India.

🎯 Exam Tip: For environmental questions, observe your surroundings carefully and list local examples, highlighting their importance or common features.

II. Fill In The Blanks:

 

Question 1. The vast flat land on the Earth is called ______.
Answer: plain
In simple words: A plain is a large area of flat land. These areas are often good for farming because the land is even.

🎯 Exam Tip: Remember the basic definitions of landforms; they are foundational geographical terms.

 

Question 2. ______ is the fourth oldest water diversion system for irrigation in the world.
Answer: Kallanai
In simple words: The Kallanai Dam is one of the oldest water systems that helped farmers get water for their crops. It was built a very long time ago in India to control water flow.

🎯 Exam Tip: Specific historical structures like Kallanai are important to know, especially for their significance in engineering and agriculture.

 

Question 3. ______ forest is located in Kanyakumari district.
Answer: Keeriparai Reserve
In simple words: The Keeriparai Reserve Forest is a protected natural area located in the Kanyakumari district. It is important for keeping local plants and animals safe.

🎯 Exam Tip: Learn the names of key reserves and their locations, as they often appear in questions about local geography and environment.

 

Question 4. The agricultural land and the area around is called ______.
Answer: Marutham
In simple words: Marutham refers to land that is good for growing crops and the areas around it. This type of land is usually very fertile, making it ideal for farming communities.

🎯 Exam Tip: Understand the traditional classifications of land in ancient Tamil literature, such as Marutham for agricultural lands.

 

Question 5. ______ is the biggest mangrove forest in India.
Answer: Sundarbans
In simple words: The Sundarbans is a huge forest of mangrove trees and is the largest such forest in India. It is famous for its unique ecosystem and Bengal tigers.

🎯 Exam Tip: The Sundarbans is a globally significant ecosystem; remember its unique features and location.

 

Question 6. Marina beach is located in ______.
Answer: Chennai
In simple words: The Marina beach is a very famous and long beach found in the city of Chennai. It is a popular spot for visitors and locals.

🎯 Exam Tip: Know the locations of famous landmarks and natural features within the state and country.

III. Match The Following:

 

Question (a) Match the following:
1. Murugan - (a) Mullai
2. Thirumal - (b) Palai
3. Indiran - (c) Kurinji
4. Varunan - (d) Marutham
5. Kottravai - (e) Neithal
Answer:
1. Murugan - (c) Kurinji
2. Thirumal - (a) Mullai
3. Indiran - (d) Marutham
4. Varunan - (e) Neithal
5. Kottravai - (b) Palai
In simple words: This list matches different deities with the traditional Tamil landforms (thinai) they are associated with. Each thinai had its own presiding deity, reflecting the culture and environment of that region.

🎯 Exam Tip: Learn the specific associations of gods and goddesses with the five thinais, as this is a common cultural knowledge question.

 

Question (b) Match the following:
1. God - (a) Root gathering
2. Flower - (b) Kuravar, Kurathiyar
3. People - (c) Kurinji flower
4. Occupation - (d) Murugan
Answer:
1. God - (d) Murugan
2. Flower - (c) Kurinji flower
3. People - (b) Kuravar, Kurathiyar
4. Occupation - (a) Root gathering
In simple words: This exercise links different aspects like God, flower, people, and occupation to the Kurinji thinai (mountain land). It shows the typical elements found in this specific geographical region.

🎯 Exam Tip: For matching questions, systematically go through each item and its corresponding theme or characteristic to avoid errors.

Answer In Short:

 

Question 1. Name the people of five thinais.
Answer:

In simple words: The five different types of lands, called thinais, each had their own groups of people. For example, people in mountain lands (Kurinji) were hunters, while those in farmlands (Marutham) were farmers. This shows how people lived according to their environment.

🎯 Exam Tip: Memorize the names of the people associated with each of the five thinais, as this classification is fundamental to understanding ancient Tamil society.

 

Question 2. List four themes of Mullai land.
Answer:

In simple words: Mullai land, which is forested, has specific characteristics. Its main god is Thirumal, its people raise cattle and collect fruits, and its special flower is the Mullai. These themes help us understand what life was like in these forest regions.

🎯 Exam Tip: When describing the themes of a thinai, always include the deity, people, main occupations, and important flora/fauna.

 

Question 3. What do you know about Sembulam?
Answer: Sembulam is another name for the forest region, which is also known as Mullai Land. This area is called Sembulam because it has red soil. The red color of the soil is due to iron oxides present in it.
In simple words: Sembulam is just another name for the forest land or Mullai region. It's called Sembulam because the soil there is red.

🎯 Exam Tip: Know alternative names for landforms and the reasons behind them, especially geographical features like soil color.

 

Question 4. How the Palai (dry land) region is formed?
Answer: The Palai region, which is dry land, is formed when the Kurinji (mountain) and Mullai (forest) lands dry up. This happens when there is not enough rainfall in those areas. This transformation shows how changes in climate can alter landforms.
In simple words: Palai, or dry land, forms when mountain and forest areas become very dry due to a lack of rain.

🎯 Exam Tip: Understand the environmental processes that lead to the formation of different landforms, particularly how dry lands emerge.

 

Question 5. What are the themes of Palai?
Answer: The themes of Palai, the dry land, include:
(i) God: Kottravai (Mother Goddess)
(ii) People: Eyinar, Eyitriar
(iii) Occupation: Cattle lifting
(iv) Plants/Flowers: Palai, Cactus, Iluppai
(v) Animals/Bird: Tiger, Eagle
(vi) Music: Palai yazh
In simple words: Palai land has specific themes like its goddess Kottravai, people called Eyinar, and their work like stealing cattle. It also has plants like cactus and animals like tigers, reflecting its harsh environment.

🎯 Exam Tip: List all relevant themes (deity, people, occupation, flora, fauna, music) when asked to describe a thinai comprehensively.

InText Activity:

Activity:

 

Question 1. With help of your teacher visit a nearby mountainous region and collect the herbs and know their uses.
Answer: This activity needs to be done by the students themselves with their teacher. It involves exploring a mountain area to find herbs and learn about them. This type of field trip is a great way to learn hands-on about local plants.
In simple words: Students should do this activity with their teacher. They will visit mountains to find and learn about different herbs.

🎯 Exam Tip: Always describe "Activity based" questions as requiring practical involvement and learning, mentioning the role of a teacher.

 

Question 2. "Trees are our friends". Do you accept? Discuss with group.
Answer: Yes, it is true that trees are our friends. They give us many important things like oxygen to breathe, food to eat, wood for building, and medicines. Trees also help keep the air clean and provide homes for animals. They are essential for a healthy planet.
In simple words: Yes, trees are our friends because they give us oxygen, food, wood, and clean air. They are very important for life on Earth.

🎯 Exam Tip: For opinion-based questions, state your stance clearly (yes/no) and then provide several strong reasons to support it.

Samacheer Kalvi 4th Social Science Guide Five Landforms Additional Questions And Answers

I. Fill In The Blanks:

 

Question 1. The landform of mountain is ______.
Answer: Kurinji
In simple words: The mountain land is known as Kurinji. It is one of the five traditional land divisions in Tamil culture.

🎯 Exam Tip: Connect the specific landform names (like Kurinji) directly with their geographical feature (mountain).

 

Question 2. The land of Kurinji was composed of ______ and ______ soils with stones and pebbles.
Answer: Red, Black
In simple words: The mountain land, Kurinji, has both red and black types of soil, and it also contains many stones and small rocks. This mix of soil and rocks is typical for mountain areas.

🎯 Exam Tip: When describing landforms, remember to include details about the soil type and other ground features.

 

Question 3. A large area covered by trees is called ______.
Answer: Forest
In simple words: A forest is a big area where many trees grow closely together. Forests are important for wildlife and for producing oxygen.

🎯 Exam Tip: Basic geographical terms like "forest" should be known with their simple definitions.

 

Question 4. The second biggest mangrove forest in India is ______.
Answer:
In simple words: India has several mangrove forests; knowing the largest ones helps understand their ecological importance. Mangroves are special trees that grow in saltwater.

🎯 Exam Tip: Be aware of the largest and second largest natural features in India, as these are common factual questions.

 

Question 5. The land of Marutham is formed of ______ and ______ soil.
Answer: Alluvial, Red
In simple words: Marutham land, which is agricultural, is made up of alluvial and red soil. Alluvial soil is very fertile and good for farming, often found near rivers.

🎯 Exam Tip: Associate different landforms with their specific soil types, especially their suitability for agriculture.

 

Question 6. The land of Neithal is made of ______ soil.
Answer: Saline
In simple words: Neithal land, found near the sea, has saline soil. This means the soil contains a lot of salt from the seawater, which makes it harder for most plants to grow.

🎯 Exam Tip: Understand that coastal areas often have saline soil due to saltwater intrusion, impacting vegetation.

 

Question 7. ______ is the second longest beach in the world.
Answer: Marina
In simple words: Marina Beach is one of the longest beaches in the world. It is a well-known landmark, particularly in India.

🎯 Exam Tip: Factual details about major geographical landmarks, like the length of beaches, are important to remember.

 

Question 8. The first longest beach is ______ beach.
Answer: Miyami
In simple words: Miyami Beach is known as the longest beach in the world. This makes it a significant global natural attraction.

🎯 Exam Tip: Differentiate between the first and second longest features, as questions often test this specific knowledge.

 

Question 9. The land of palai is ______ and ______.
Answer: Sandy, Saline
In simple words: Palai land, or dry land, is usually sandy and saline. This means it has a lot of sand and also a high salt content, making it difficult for many plants to thrive.

🎯 Exam Tip: Characterize dry lands (Palai) by their defining features such as sandy and saline soil composition.

II. Match The Following:

 

Question (a) Match the following:
1. Poruppan - (a) Master of martial arts
2. Verpan - (b) People of the mountainous forest.
3. Silamban - (c) Soldier
4. Kuravar - (d) Hunter
5. Kanavar - (e) Weaponists
Answer:
1. Poruppan - (c) Soldier
2. Verpan - (b) People of the mountainous forest.
3. Silamban - (a) Master of martial arts
4. Kuravar - (d) Hunter
5. Kanavar - (e) Weaponists
In simple words: This match connects various ancient Tamil titles and roles with their meanings or descriptions. It helps us understand the different types of people and their skills in past societies.

🎯 Exam Tip: Pay attention to the specific roles and terms associated with traditional occupations and social groups in different thinais.

 

Question (b) Match the following:
1. Mangrove forests - (a) Coimbatore and Nilgiris districts
2. Malai forests - (b) Kanyakumari district
3. Reserve forests - (c) Nilgiris district
4. Shola forests - (d) Pichavaram in Cuddalore district
Answer:
1. Mangrove forests - (d) Pichavaram in Cuddalore district
2. Malai forests - (b) Kanyakumari district
3. Reserve forests - (c) Nilgiris district
4. Shola forests - (a) Coimbatore and Nilgiris districts
In simple words: This section links different types of forests in Tamil Nadu to their locations. For example, mangrove forests are found near the coast, while Shola forests are specific to high-altitude areas like the Nilgiris.

🎯 Exam Tip: Know the specific types of forests and their characteristic locations within the region, such as mangrove or shola forests.

III. Circle Odd One:

 

Question 1. Lord, Murugan, Bamboo, Rabbit, Kuravar
Answer: Rabbit
In simple words: In the list of Lord Murugan (a deity), Bamboo (a plant), and Kuravar (people), Rabbit is the odd one out because it is an animal, while the others are related to people, plants, or divine figures.

🎯 Exam Tip: When identifying the odd one out, look for items that belong to a different category or theme than the rest of the list.

 

Question 2. Mangrove, forests, Sandy forest, Dry land
Answer: Mangrove
In simple words: "Forests," "Sandy forest," and "Dry land" are general descriptions of land types. "Mangrove" is a specific type of tree or a specific ecosystem, making it the unique item in the list.

🎯 Exam Tip: Distinguish between general terms (like forest) and specific types or examples (like mangrove), as this often determines the odd one out.

IV. Write True Or False:

 

Question 1. In Mullai land, there are fully pebbles and stones.
Answer: False
In simple words: Mullai land is known as forest land, not as an area full of pebbles and stones. Pebbles and stones are more typical of mountain or dry lands.

🎯 Exam Tip: Always recall the key characteristics of each thinai to correctly identify true or false statements about them.

V. Answer In Short:

 

Question 1. What is called landforms?
Answer: Landforms are the natural shapes and features that we see on the surface of the Earth. These can include mountains, plains, plateaus, and valleys, each formed by natural processes over time. Knowing about landforms helps us understand Earth's geology.
In simple words: Landforms are the natural shapes of the Earth's surface, like mountains and plains.

🎯 Exam Tip: Provide a clear and concise definition of landforms, including a few examples, to demonstrate full understanding.

 

Question 2. What are the five elements of Nature?
Answer: The five main elements of Nature are:
1. Land
2. Water
3. Air
4. Fire
5. Sky
These five elements are traditionally believed to make up everything in the universe, and they are essential for life on Earth. Each element plays a crucial role in our environment.
In simple words: The five elements of nature are land, water, air, fire, and sky. They are the basic parts of everything around us.

🎯 Exam Tip: List all five elements accurately, as this is a fundamental concept in many cultural and philosophical traditions.

 

Question 3. What are the important hills in Tamil Nadu?
Answer: Some of the important hills in Tamil Nadu include:

• Kolli hills
• Shervarayan hills
• Kalrayan hills
• Nilgiris hills
• Javad hills
• Yelagiri hills

These hill ranges are important for their biodiversity, climate, and local communities. They provide beautiful landscapes and natural resources.
In simple words: Tamil Nadu has many important hills like Kolli, Shervarayan, Kalrayan, Nilgiris, Javad, and Yelagiri hills.

🎯 Exam Tip: When listing geographical features, aim to include several examples to show comprehensive knowledge of the region.

 

Question 4. How many years does the Kurinji flower bloom?
Answer: The Kurinji flower blooms once every twelve years. This rare blooming cycle makes it a special and often celebrated event. Its unique flowering pattern is a marvel of nature.
In simple words: The Kurinji flower blooms only once every 12 years.

🎯 Exam Tip: Remember specific numerical facts related to natural phenomena, like the blooming cycle of special flowers.

 

Question 5. What is Sea?
Answer: The sea is a vast body of salty water that covers a large portion of the Earth's surface. It is home to countless marine animals and plants, and it plays a vital role in the Earth's climate and weather patterns. The oceans are interconnected and form a single world ocean.
In simple words: The sea is a big, salty water body that covers most of the Earth.

🎯 Exam Tip: Define geographical terms accurately and mention their key characteristics, such as salinity for the sea.

 

Question 6. What is dry land?
Answer: A dry land is a region that receives very little or no rainfall. These areas often have sparse vegetation and can be challenging environments for living things. Deserts are a type of dry land.
In simple words: Dry land is an area that gets little to no rain.

🎯 Exam Tip: Focus on the lack of rainfall as the primary defining characteristic when explaining what dry land is.

 

Question 7. Write the names of the mountains and the places, where they are located in your district.
Answer:

In simple words: The Kolli Hills are in Namakkal district, and the Shervaroy Hills, which include Yercaud, are in Salem district. These are important mountain areas in Tamil Nadu.

🎯 Exam Tip: For local geography questions, be precise about both the name of the feature and its district or specific location.

VI. Answer In Detail:

 

Question 1. Write about Kurinji flower.
Answer: The Kurinji flower is a remarkable plant known for its rare blooming cycle, occurring only once every twelve years. It grows beautifully in the Western Ghats mountain range. These flowers typically bloom between July and September, turning the hillsides into a stunning blue landscape. Beyond its visual beauty, the Kurinji flower is also recognized for its medicinal value. Its unique twelve-year cycle makes it a symbol of patience and beauty.
In simple words: The Kurinji flower is special because it blooms only once every 12 years. It grows in the Western Ghats mountains from July to September and is also used in medicine.

🎯 Exam Tip: When asked for a detailed description, include its blooming cycle, location, season, and any unique characteristics like medicinal value.