Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans

Get the most accurate TN Board Solutions for Class 6 Social Science Chapter 02 Land and Oceans here. Updated for the 2026-27 academic session, these solutions are based on the latest TN Board textbooks for Class 6 Social Science. Our expert-created answers for Class 6 Social Science are available for free download in PDF format.

Detailed Chapter 02 Land and Oceans TN Board Solutions for Class 6 Social Science

For Class 6 students, solving TN Board textbook questions is the most effective way to build a strong conceptual foundation. Our Class 6 Social Science solutions follow a detailed, step-by-step approach to ensure you understand the logic behind every answer. Practicing these Chapter 02 Land and Oceans solutions will improve your exam performance.

Class 6 Social Science Chapter 02 Land and Oceans TN Board Solutions PDF

A. Choose the Correct Answer

 

Question 1. Which of the following is the smallest ocean on Earth?
(a) The Pacific Ocean
(b) The Indian Ocean
(c) The Atlantic Ocean
(d) The Arctic Ocean
Answer: (d) The Arctic Ocean
In simple words: The Arctic Ocean is the smallest ocean on our planet. It is located around the North Pole.

๐ŸŽฏ Exam Tip: Remember the relative sizes of oceans, with the Pacific being the largest and Arctic the smallest, to quickly answer such questions.

 

Question 2. The Malacca Strait connects
(a) The Pacific and Atlantic Oceans
(b) The Pacific and Southern Oceans
(c) The Pacific and Indian Oceans
(d) The Pacific and Arctic Oceans
Answer: (c) The Pacific and Indian Oceans
In simple words: The Malacca Strait is a narrow water passage that links the Pacific Ocean with the Indian Ocean. It is a very important route for ships.

๐ŸŽฏ Exam Tip: Knowing the connections made by major straits and canals is important for geographical awareness. Focus on which two larger water bodies they join.

 

Question 3. Which of the following oceans is the busiest ocean?
(a) The Pacific Ocean
(b) The Atlantic Ocean
(c) The Indian Ocean
(d) The Arctic Ocean
Answer: (b) The Atlantic Ocean
In simple words: The Atlantic Ocean has the most ship traffic and trade routes, making it the busiest ocean for transport. Many countries depend on it for trade.

๐ŸŽฏ Exam Tip: When studying oceans, remember not just their size and location, but also their economic importance and the level of activity they see.

 

Question 4. The frozen continent is
(a) North America
(b) Australia
(c) Antarctica
(d) Asia
Answer: (c) Antarctica
In simple words: Antarctica is a continent completely covered in ice, making it the coldest and most frozen landmass on Earth. It is like a giant natural freezer.

๐ŸŽฏ Exam Tip: Identify key characteristics of each continent; "frozen" is a direct descriptor for Antarctica.

 

Question 5. A narrow strip of water that connects two large water bodies?
(a) A Strait
(b) An Isthmus
(c) An Island
(d) A Trench
Answer: (a) A Strait
In simple words: A strait is a thin channel of water that links two bigger bodies of water. It acts like a watery bridge.

๐ŸŽฏ Exam Tip: Clearly differentiate between terms like strait (water) and isthmus (land) as they describe similar connections but with different elements.

B. Fill in the Blanks

 

Question 1. The world's largest continent is .................
Answer: Asia. The Asian continent is the biggest in the world both by land area and population. It holds a significant part of global land and people.

๐ŸŽฏ Exam Tip: Memorize the order of continents by size, starting with the largest.

 

Question 2. ................. is the mineral-rich plateau in India.
Answer: Chotanagpur Plateau. This plateau is famous for having many valuable minerals in its land. It is an important source of natural resources in India.

๐ŸŽฏ Exam Tip: Connect specific geographical features with their primary characteristics, like "mineral-rich" with "Chotanagpur Plateau."

 

Question 3. The largest ocean is .................
Answer: The Pacific ocean. It is the biggest and deepest of all the oceans on Earth. It covers a large part of the world's surface.

๐ŸŽฏ Exam Tip: Always remember that the Pacific Ocean is the largest, covering a significant portion of Earth's surface.

 

Question 4. Deltas are ................. order landforms
Answer: Third. Deltas are landforms created by rivers, and they are classified as third-order landforms. This means they are small features on larger landmasses.

๐ŸŽฏ Exam Tip: Understand the classification of landforms into first, second, and third orders to correctly place examples like deltas.

 

Question 5. The Island continent is .................
Answer: Australia. Australia is unique because it is both a continent and a large island. It is the only continent that is also a single country.

๐ŸŽฏ Exam Tip: Australia is often referred to as the "island continent" due to its distinct geographical nature.

C. Circle the Odd One Out

 

Question 1. Africa, Europe, Australia, Sri Lanka
Answer: Sri Lanka. This is because Africa, Europe, and Australia are all continents, while Sri Lanka is an island country. Continents are much larger landmasses.

๐ŸŽฏ Exam Tip: Understand the difference between continents (very large landmasses) and islands (smaller land areas surrounded by water) to find the odd one out.

 

Question 2. The Arctic Ocean, The Mediterranean Sea, the Indian Ocean, the Atlantic Ocean
Answer: The Mediterranean Sea. This is because the Arctic, Indian, and Atlantic Oceans are all major oceans, while the Mediterranean Sea is a smaller sea largely enclosed by land. Oceans are vast bodies of saltwater, much larger than seas.

๐ŸŽฏ Exam Tip: Distinguish between major oceans and smaller, often partially enclosed, seas. Oceans are typically much larger and more open.

 

Question 3. Plateau, Valley, Plain, Mountain
Answer: Valley. This is because Plateaus, Plains, and Mountains are all second-order landforms, but a valley is a third-order landform, often found within mountains or plateaus. A valley is typically a low area between hills or mountains.

๐ŸŽฏ Exam Tip: Classify landforms by their order (first, second, third) to identify which one doesn't belong in a specific group.

 

Question 4. The Bay of Bengal, the Bering Sea, the China Sea, the Tasman Sea.
Answer: The Bay of Bengal. This is because the Bering Sea, the China Sea, and the Tasman Sea are all smaller seas, while the Bay of Bengal is a very large bay. A bay is a body of water partly enclosed by land, and it is usually smaller than a sea. The Bay of Bengal is one of the world's largest bays.

๐ŸŽฏ Exam Tip: Differentiate between different types of water bodies like seas and bays based on their size and degree of enclosure.

 

Question 5. The Andes, the Rockies, The Everest, the Himalayas
Answer: The Everest. This is because the Andes, the Rockies, and the Himalayas are all mountain ranges (groups of mountains), while Mount Everest is a single peak within the Himalayan range. It is the highest peak in the world.

๐ŸŽฏ Exam Tip: Pay attention to whether the options refer to individual peaks or entire mountain ranges when classifying geographical features.

D. Match the Following

 

Question. Match the following

AB
1. The South Sandwich Trencha) The Atlantic Ocean
2. The Milwaukee Trenchb) The Southern Ocean
3. The Mariana Trenchc) The Indian Ocean
4. The Eurasian basind) The Pacific Ocean
5. The Java Trenche) The Arctic Ocean

Answer:
1. The South Sandwich Trench - b) The Southern Ocean
2. The Milwaukee Trench - a) The Atlantic Ocean
3. The Mariana Trench - d) The Pacific Ocean
4. The Eurasian basin - e) The Arctic Ocean
5. The Java Trench - c) The Indian Ocean
In simple words: This match shows which deep ocean trenches or basins belong to which ocean. For example, the deepest point of the Pacific Ocean is the Mariana Trench.

๐ŸŽฏ Exam Tip: Associate each major ocean with its distinctive features like deepest trenches or significant basins. This helps in quick recall for matching questions.

E. (i) Consider the Following Statements

 

Question. Choose the correct answer using the codes given below.
1. Plains are formed by rivers.
2. The 'South Sandwich Trench' is found in the Indian Ocean.
3. Plateaus have steep slopes.
(a) 1 and 3
(b) 2 and 3
(c) 1, 2 and 3
(d) 2 only
Answer: (a) 1 and 3
In simple words: Rivers create plains, and plateaus typically have sharp, steep sides. The South Sandwich Trench is not in the Indian Ocean, making statement 2 wrong.

๐ŸŽฏ Exam Tip: Analyze each statement individually for its accuracy before combining them. Rivers indeed play a major role in forming plains, and plateaus are known for their steep edges.

E. (ii) Consider the Following Statements

 

Question. Which of the statement(s) is/are true?
Statement I : Mountains are second order landforms.
Statement II : The Mariana Trench is the deepest trench in the world.
(a) I is true; II is wrong
(b) I is wrong; II is true
(c) Both the statements are true
(d) Statements I and II are wrong.
Answer: (c) Both the statements are true
In simple words: Mountains are indeed classified as second-order landforms, and the Mariana Trench is known as the deepest point in all oceans. Both facts are correct.

๐ŸŽฏ Exam Tip: Remember the classification of landforms and key geographical records, such as the deepest ocean trench, to answer such questions accurately.

F. Answer in a Word

 

Question 1. Which is the highest plateau in the world?
Answer: Tibetan Plateau. This plateau is very high and large, often called the "Roof of the World". It is an important landform in Asia.

๐ŸŽฏ Exam Tip: The Tibetan Plateau is famous for its extreme elevation; remember its nickname to easily recall it.

 

Question 2. Name a second-order landform.
Answer: Mountains or Plateaus or Plains. These are large-scale features that shape the Earth's surface, like tall mountains or flat plains. They are distinct geographical structures.

๐ŸŽฏ Exam Tip: Be ready to name any of the main second-order landforms, such as mountains, plateaus, or plains.

 

Question 3. Which ocean is named after a country?
Answer: Indian Ocean. This ocean is unique because it is the only one named after a country, India. It lies south of the Indian subcontinent.

๐ŸŽฏ Exam Tip: The Indian Ocean stands out as the only ocean named after a specific country, India. This is a common factoid to remember.

 

Question 4. Name the island located in the Arabian Sea.
Answer: Lakshadweep islands. These are a group of small islands found in the Arabian Sea, known for their beautiful coral reefs. They are a union territory of India.

๐ŸŽฏ Exam Tip: Identify major island groups within specific seas, such as Lakshadweep in the Arabian Sea.

 

Question 5. What is the deepest part of the ocean called?
Answer: Trench. The deepest parts of the ocean are long, narrow depressions in the seafloor called trenches. These are often found near volcanic activity.

๐ŸŽฏ Exam Tip: Remember that ocean trenches represent the deepest points of the Earth's surface.

G. Answer in Brief

 

Question 1. What is a continent?
Answer: The vast landmasses on Earth are called Continents. These are the large, continuous areas of land that make up most of the Earth's dry surface. There are seven continents, each with its own unique geography.
In simple words: Continents are Earth's very large land areas.

๐ŸŽฏ Exam Tip: Define "continent" by highlighting its key characteristic: a very large, continuous landmass.

 

Question 2. Name the continents which surround the Atlantic Ocean.
Answer: The Atlantic Ocean is surrounded by North America and South America on its west side. On its east side, it is bordered by Europe and Africa. This makes it a very important ocean for trade between these continents.
In simple words: The Atlantic Ocean is surrounded by North America and South America in the west, and Europe and Africa in the east.

๐ŸŽฏ Exam Tip: Visualize the world map and locate the Atlantic Ocean to easily recall the continents bordering it on both sides.

 

Question 3. What are the oceans?
Answer: Oceans are vast expanses of saltwater that cover most of the Earth's surface. They are very deep and hold the majority of the planet's water. Oceans play a crucial role in regulating Earth's climate.
In simple words: Oceans are huge, deep bodies of saltwater that cover most of the Earth.

๐ŸŽฏ Exam Tip: Key points for defining oceans include "vast expanse," "saltwater," "deep," and covering "most of the Earth's surface."

 

Question 4. List out the names of continents according to their size
Answer: From the largest to the smallest, the seven continents are: Asia, Africa, North America, South America, Antarctica, Europe, and Australia. Remembering this order helps understand global land distribution.
In simple words: The continents from biggest to smallest are Asia, Africa, North America, South America, Antarctica, Europe, and Australia.

๐ŸŽฏ Exam Tip: Practice listing the continents in order of size. Asia is the largest and Australia is the smallest.

 

Question 5. Name the oceans which surround North America and South America.
Answer:
For North America: It is surrounded by the Pacific Ocean on its west, the Atlantic Ocean on its east, and the Arctic Ocean on its north. This gives it a diverse oceanic boundary.
For South America: It is surrounded by the Pacific Ocean on its west and the Atlantic Ocean on its east.
In simple words: North America is surrounded by the Pacific, Atlantic, and Arctic Oceans. South America is surrounded by the Pacific and Atlantic Oceans.

๐ŸŽฏ Exam Tip: Use a map to visually trace the oceans around each continent. Note that the Arctic Ocean only borders North America in this context, not South America.

H. Distinguish Between

 

Question 1. A Mountain and a Plateau?
Answer:
Mountains:
1. A mountain is a landform that rises more than 600 meters above its surroundings and has steep slopes.
2. An example of mountains is the Himalayas.
Plateaus:
1. Plateaus are elevated parts of the Earth that have flat surfaces, often bounded by steep slopes. Their elevation can be a few hundred to several thousand meters.
2. An example of a plateau is the Chotanagpur Plateau.
In simple words: Mountains are tall, pointed landforms with steep sides, like the Himalayas. Plateaus are also high up, but they have flat tops like a table, such as the Chotanagpur Plateau.

๐ŸŽฏ Exam Tip: Focus on the key differences: mountains are pointed and have peaks, while plateaus are flat-topped. Both are elevated but have distinct shapes.

 

Question 2. An ocean and a sea
Answer:
Ocean:
1. Oceans are vast expanses of water. They cover the majority of the Earth's surface and are very deep.
2. An example is the Pacific Ocean.
Sea:
1. Seas are water bodies that are partially or fully enclosed by land. They are generally not as deep as oceans.
2. An example is the Bay of Bengal or the Arabian Sea.
In simple words: Oceans are very big and deep open water bodies, like the Pacific Ocean. Seas are smaller, less deep, and often partly or fully surrounded by land, like the Arabian Sea.

๐ŸŽฏ Exam Tip: The main distinction is size and degree of enclosure. Oceans are large and open, while seas are smaller and often bordered by land.

I. Answer the Following Questions in Detail

 

Question 1. Mention the classification of landforms.
Answer: Landforms are broadly classified into three orders:
First-order landforms:
1. These include the largest features on Earth, like continents and oceans.
2. Continents are the huge landmasses, and oceans are the vast water bodies. These form the basic structure of the Earth.
Second-order landforms:
1. These are smaller features found on continents and ocean basins, such as mountains, plateaus, and plains.
2. A mountain is a high landform with steep slopes, like the Himalayas.
3. Plateaus are elevated areas with flat tops, like the Tibetan plateau.
4. Plains are flat, low-lying lands ideal for farming, such as the Indo-Gangetic plain.
Third-order landforms:
1. These are formed on mountains, plateaus, and plains mainly by processes like erosion and deposition caused by rivers, glaciers, winds, and waves.
2. Examples include valleys, beaches, and sand dunes. These are smaller, detailed features on the landscape.
In simple words: Landforms are divided into three groups. First-order are the biggest, like continents and oceans. Second-order are mountains, plateaus, and plains. Third-order are smaller features made by nature, like valleys and sand dunes.

๐ŸŽฏ Exam Tip: Understand the hierarchical classification: first order (global features), second order (major continental features), and third order (erosional/depositional features). Be ready to provide examples for each.

 

Question 2. Write a note on plateaus.
Answer: Plateaus are large areas of high ground that have flat tops, making them look like elevated tables. They are also known as tablelands. These landforms are higher than the surrounding areas and often have steep sides or escarpments. The elevation of plateaus can vary, ranging from a few hundred meters to several thousand meters above sea level. For example, the Tibetan Plateau is the highest and largest plateau in the world. Plateaus are important for various reasons; some are rich in minerals, like the Chotanagpur Plateau in India, and others are good for grazing animals or certain types of agriculture.
In simple words: Plateaus are high, flat lands, often called tablelands. They are elevated areas with steep edges and can be rich in minerals or used for farming.

๐ŸŽฏ Exam Tip: When describing plateaus, highlight their key characteristics: elevated, flat-topped, and often with steep slopes, along with an example.

 

Question 3. Plains are highly populated. Give reasons.
Answer: Plains are often very populated because they are flat and low-lying, making them easy to build on and travel across. Rivers and their branches form plains, which makes the soil fertile and good for farming. This means people can grow a lot of food there. Also, the availability of water from rivers and the ease of transport make plains ideal for human settlement. The gentle slope also helps in easy irrigation and setting up industries.
In simple words: Plains are flat, making it easy to build and grow food. Rivers provide fertile soil and water, so many people live there.

๐ŸŽฏ Exam Tip: Focus on the factors that attract human settlement: flatness (for building), fertile soil (for agriculture), and water availability (from rivers).

 

Question 4. Give the important features of the Pacific Ocean.
Answer: The Pacific Ocean is the largest and deepest ocean on Earth. It covers about one-third of the Earth's total area. It is bordered by Asia and Australia on its west, and North America and South America on its east. At its northern tip is the Bering Strait, which links it to the Arctic Ocean. The Mariana Trench, the deepest point in the ocean, is located in the Pacific Ocean. Also, a chain of volcanoes, known as the "Ring of Fire," surrounds the Pacific Ocean.
In simple words: The Pacific Ocean is the world's biggest and deepest ocean. It covers one-third of Earth, borders Asia, Australia, and the Americas, and has the Mariana Trench and a ring of volcanoes.

๐ŸŽฏ Exam Tip: Remember the Pacific Ocean's superlatives: largest, deepest, covers one-third of Earth, contains the Mariana Trench, and is home to the Ring of Fire.

 

Question 5. Write above the importance of oceans.
Answer: Oceans are first-order landforms and cover about 71% of Earth's surface, playing a vital role in human life and the environment. They greatly influence the climate, affecting weather patterns and temperatures across the globe. Oceans are a major source of valuable resources like salt, minerals, petroleum, pearls, and diamonds. They also provide food for many people and are crucial for global trade, with ships transporting goods across them. Ocean currents help to distribute heat around the planet, impacting coastal climates, and they can even be used to generate electricity.
In simple words: Oceans cover most of Earth, control climate, provide food, minerals, and help with trade. They are a big source of natural resources.

๐ŸŽฏ Exam Tip: When discussing ocean importance, cover climate regulation, resources (food, minerals), economic aspects (trade), and their potential for energy generation.

J. Picture Study

 

Question 1. Name the landform.
Answer: Sand dune. The image shows a sandy landscape formed by wind. Sand dunes are characteristic features of desert environments.
In simple words: The landform shown is a sand dune.

๐ŸŽฏ Exam Tip: Identify common landforms from images based on their distinctive features, such as the wavy shape of sand dunes.

 

Question 2. What order of a landform is this?
Answer: Third-order landform. Sand dunes are small, localized features created by erosional and depositional forces, specifically wind in this case. They are smaller than continents (first order) or mountains (second order).
In simple words: Sand dunes are third-order landforms.

๐ŸŽฏ Exam Tip: Remember that small features created by natural processes like wind or water are usually third-order landforms.

 

Question 3. By which activity of river is this landform formed?
Answer: Deposition. Sand dunes are formed by the deposition of sand carried by wind, not rivers. Rivers form deltas and floodplains through deposition, but sand dunes are primarily aeolian (wind-formed) features.
In simple words: This landform is formed by wind deposition, not by a river. Wind collects sand to make dunes.

๐ŸŽฏ Exam Tip: Distinguish between landforms created by different natural agents. Sand dunes are formed by wind deposition.

K. (i) Activity (Activity to be Done by Students)

 

Trip to the nearby area to appreciate the physical features of any kind of landform. Conduct a quiz on landforms and oceans.

K. (ii) Activity

 

Question 1. Give examples for the following using an Atlas.
Answer:
1. Bay: Hudson Bay, Bay of Bengal, Bay of Biscay
2. Gulf: the Persian Gulf, Gulf of Kutch, Gulf of Mannar
3. Island: Srilanka, Australia, Maldives
4. Straits: Palk Strait, Bering Strait, Magellan Strait
In simple words: Here are some examples of bays, gulfs, islands, and straits that you can find on a map or atlas.

๐ŸŽฏ Exam Tip: Use an atlas to identify and locate various geographical features to solidify your understanding. Choose diverse examples from different regions.

 

Question 2. Map reading (with the help of an atlas)
Answer:
1. A sea in the east of India โ€“ Bay of Bengal
2. Continents in the west of Atlantic Ocean โ€“ North America, South America
3. Continents in the south of Arctic Ocean โ€“ Europe, Asia
4. A strait between India and Sri Lanka โ€“ Palk Strait
5. Oceans which surround Australia โ€“ Indian Ocean, Pacific Ocean
6. Find out the Isthmusses โ€“ Isthmus of Panama, Isthmus of Avalon, Isthmus of La Dune
In simple words: This activity asks you to find specific geographical features and places on a map. For example, the Bay of Bengal is east of India, and North and South America are west of the Atlantic Ocean.

๐ŸŽฏ Exam Tip: Good map reading skills are essential. Practice locating key features and understanding their relative positions on a world map.

Samacheer Kalvi 6th Social Science Land and Oceans Additional Important Questions and Answers

I. Choose the Correct Answer

 

Question 1. International Mountain Day is .................
(a) June 15
(b) April 11
(c) November 11
(d) December 11
Answer: (d) December 11
In simple words: International Mountain Day is celebrated on December 11th each year to highlight the importance of mountains.

๐ŸŽฏ Exam Tip: Remember important dates related to geographical or environmental awareness days. These are often included in general knowledge sections.

 

Question 2. Andes mountain is located in
(a) North America
(b) South America
(c) Asia
(d) Europe
Answer: (b) South America
In simple words: The Andes Mountains are a very long mountain range located on the western side of South America.

๐ŸŽฏ Exam Tip: Know the location of major mountain ranges around the world. The Andes are a prominent feature of South America.

 

Question 3. The highest plateau in the world is .................
(a) Ladakh plateau
(b) Tibetan plateau
(c) Deccan plateau
(d) Chotanagpur plateau
Answer: (b) Tibetan plateau
In simple words: The Tibetan Plateau is recognized as the highest plateau in the entire world.

๐ŸŽฏ Exam Tip: Remember the unique characteristics of specific landforms, such as the Tibetan Plateau being the world's highest.

 

Question 4. The International Mountain Day is
(a) December 10th
(b) December 11th
(c) December 12th
(d) December 13th
Answer: (b) December 11th
In simple words: International Mountain Day is observed every year on the eleventh of December to promote mountain preservation.

๐ŸŽฏ Exam Tip: Keep important dates in mind, especially those related to environmental awareness or geographical features.

 

Question 5. It connects the Pacific Ocean with the Arctic ocean.
(a) Bering Strait
(b) Magellan Strait
(c) Gibraltar Strait
(d) Palk Strait
Answer: (a) Bering Strait
In simple words: The Bering Strait is a narrow passage of water that links the Pacific Ocean to the Arctic Ocean.

๐ŸŽฏ Exam Tip: Understand which straits connect which large bodies of water. The Bering Strait's connection to the Arctic is a key detail.

II. Fill in the Blanks

 

Question 1. The sea around Pangea is called .................
Answer: Panthalasa. During ancient times, when all continents were joined as one supercontinent called Pangea, the single huge ocean surrounding it was known as Panthalasa.
In simple words: The giant ocean around the supercontinent Pangea was called Panthalasa.

๐ŸŽฏ Exam Tip: Recall the names associated with the supercontinent Pangea and its surrounding ocean to answer questions about early Earth geography.

 

Question 2. The smallest continent is .................
Answer: Australia. It is the smallest continent both in terms of land area and population. It is often called the "island continent" because it is surrounded by water.
In simple words: Australia is the smallest continent on Earth.

๐ŸŽฏ Exam Tip: Always remember the relative sizes of continents, with Australia being the smallest and Asia the largest.

III. Answer in brief

 

Question 1. What is an Isthmus?
Answer: An isthmus is a thin piece of land that joins two bigger land areas. It also separates two large bodies of water. Think of it as a natural bridge between lands, with water on both sides.
In simple words: An isthmus is a small strip of land connecting two larger landmasses, with water on both sides.

๐ŸŽฏ Exam Tip: Remember that an isthmus connects land and separates water, which is its defining characteristic.

 

Question 2. What are the Second-order landforms?
Answer: Landforms that are considered "second-order" include mountains, plateaus, and plains. These features are shaped by internal forces of the Earth and then modified by outside forces over time.
In simple words: Second-order landforms are big land features like mountains, flat highlands (plateaus), and wide flatlands (plains).

๐ŸŽฏ Exam Tip: Clearly list all three main second-order landforms to score full marks.

 

Question 3. Bring out the importance of mountains.
Answer: Mountains are very important for many reasons.
1. They are where many rivers begin their journey.
2. Mountains act like a wall, stopping winds that carry rain, which makes it rain a lot on one side.
3. They offer a safe home for many different plants and animals.
4. Mountains help bring in visitors because of their beauty and activities.
5. In summer, many people visit mountains to enjoy the cool and pleasant weather.
6. Also, many popular holiday spots, called hill stations, are found in mountain areas. These high places often have unique climates.
In simple words: Mountains are important because they start rivers, block rain-bearing winds, give shelter to wildlife, and are great for tourism and cool summer breaks.

๐ŸŽฏ Exam Tip: When listing importance, try to cover both ecological and human aspects to show a complete understanding.

 

Question 4. Mention some of the early civilizations.
Answer: Some of the earliest civilizations include the Indus Valley Civilization, the Mesopotamian Civilization, the Egyptian Civilization, and the Chinese Civilization. These ancient societies laid the groundwork for many aspects of modern life.
In simple words: Important early civilizations were the Indus Valley, Mesopotamia, Egypt, and China.

๐ŸŽฏ Exam Tip: Remember these four major early civilizations as they are frequently asked about in history.

 

Question 5. Write a few lines about The Indian Ocean.
Answer: The Indian Ocean is a significant body of water.
1. It is the third biggest ocean on Earth.
2. It gets its name from the country India.
3. Its shape is roughly like a triangle.
4. Many important islands are found here, such as the Andaman and Nicobar Islands, Lakshadweep, Maldives, Sri Lanka, and Mauritius.
5. The deepest spot in this ocean is known as the Java Trench. This ocean plays a crucial role in global trade routes.
In simple words: The Indian Ocean is the third largest, named after India, and is triangular. It has many islands and its deepest point is the Java Trench.

๐ŸŽฏ Exam Tip: When describing an ocean, include its size, location, key features like islands or trenches, and any unique characteristics.

 

IV. Mind Map

OCEANS LAND FORMS THE INDIAN OCEAN Third largest Named after India Many islands - Java Trench THE SOUTHERN OCEAN Surrounds the continent of Antarctica. water very cold. South Sandwich Trench THE ATLANTIC OCEAN Second largest 'S' shape. Milwaukee Deep- Puerto Rico Trench THE PACIFIC OCEAN Largest - Deepest. Bering Strait. Mariana Trench THE Arctic OCEAN Smallest - Frozen for most of the year. Eurasian Basin First Order Landform Continents Oceans Second Order Landforms Mountains Plateaus Plains Third Order Landform Valley Beaches Sand dunes

TN Board Solutions Class 6 Social Science Chapter 02 Land and Oceans

Students can now access the TN Board Solutions for Chapter 02 Land and Oceans prepared by teachers on our website. These solutions cover all questions in exercise in your Class 6 Social Science textbook. Each answer is updated based on the current academic session as per the latest TN Board syllabus.

Detailed Explanations for Chapter 02 Land and Oceans

Our expert teachers have provided step-by-step explanations for all the difficult questions in the Class 6 Social Science chapter. Along with the final answers, we have also explained the concept behind it to help you build stronger understanding of each topic. This will be really helpful for Class 6 students who want to understand both theoretical and practical questions. By studying these TN Board Questions and Answers your basic concepts will improve a lot.

Benefits of using Social Science Class 6 Solved Papers

Using our Social Science solutions regularly students will be able to improve their logical thinking and problem-solving speed. These Class 6 solutions are a guide for self-study and homework assistance. Along with the chapter-wise solutions, you should also refer to our Revision Notes and Sample Papers for Chapter 02 Land and Oceans to get a complete preparation experience.

FAQs

Where can I find the latest Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans for the 2026-27 session?

The complete and updated Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans is available for free on StudiesToday.com. These solutions for Class 6 Social Science are as per latest TN Board curriculum.

Are the Social Science TN Board solutions for Class 6 updated for the new 50% competency-based exam pattern?

Yes, our experts have revised the Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans as per 2026 exam pattern. All textbook exercises have been solved and have added explanation about how the Social Science concepts are applied in case-study and assertion-reasoning questions.

How do these Class 6 TN Board solutions help in scoring 90% plus marks?

Toppers recommend using TN Board language because TN Board marking schemes are strictly based on textbook definitions. Our Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans will help students to get full marks in the theory paper.

Do you offer Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans in multiple languages like Hindi and English?

Yes, we provide bilingual support for Class 6 Social Science. You can access Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans in both English and Hindi medium.

Is it possible to download the Social Science TN Board solutions for Class 6 as a PDF?

Yes, you can download the entire Samacheer Kalvi Class 6 Social Science Solutions Term 1 Chapter 2 Land and Oceans in printable PDF format for offline study on any device.