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CBSE Class 6 Social Science Important Questions Chapter 2 - Oceans and Continents

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Important Questions for CBSE Social Science Class 6 Chapter 2 - FREE PDF

Oceans and Continents comprises the Chapter 2 of the CBSE Class 6 Social Science syllabus. In this chapter, students will explore the vast water bodies and landmasses that shape our planet. "Oceans and Continents" covers important geographical features, explaining how oceans like the Pacific, Atlantic, and Indian Oceans, along with continents like Asia, Africa, and Europe, play a crucial role in the Earth's climate and environment. Students will also learn about the distribution of land and water on Earth, how oceans influence weather, and the importance of conserving marine life. Vedantu provides Class 6 Social Science Important Questions for Chapter 2, helping students grasp the chapters and confidently appear for their examinations.


These are constantly checked and updated to ensure they are in line with the latest CBSE Syllabus. Download the FREE PDF today!

Access Important Questions for Class 6 Social Science Chapter 2 - Oceans and Continents

1. What is the most widespread colour seen from space on Earth?
Ans: The most widespread colour seen from space on Earth is blue, which represents water, covering almost three-fourths of the Earth's surface.


2. Why is the Earth called the "blue planet"?
Ans: The Earth is called the "blue planet" because of the vast amount of water, mainly oceans, that cover the majority of its surface.


3. What is a large body of land called?
Ans: A large body of land is called a "landmass," and a continuous expanse of land is referred to as a "continent."


4. What does the brown colour on the Earth's surface represent?
Ans: The brown colour on the Earth's surface represents land.


5. What are oceans?
Ans: Oceans are the largest water bodies on Earth, covering most of the planet's surface.


6. Why is water scarcity a global concern despite the abundance of water on Earth?
Ans: Water scarcity is a global concern because most of Earth's water is in the form of saltwater in oceans, which is not fit for human consumption. Freshwater, needed for drinking and other uses, makes up only a small fraction of Earth's water and is found in glaciers, rivers, lakes, and underground sources. Increasing pollution and wastage exacerbate the scarcity issue.


7. Name the five oceans of the world.
Ans: The five oceans of the world are:

  • Pacific Ocean (the largest)

  • Atlantic Ocean

  • Indian Ocean

  • Southern (Antarctic) Ocean

  • Arctic Ocean (the smallest)


8. What is the significance of oceans to human life?
Ans: Oceans play a crucial role in regulating the Earth’s climate, providing food through fishing, facilitating trade, and producing over half of the world’s oxygen. They are also a source of rain and support a rich diversity of marine life, which impacts human culture and economies worldwide.


9. How do continents and oceans influence the Earth's climate?
Ans: Continents and oceans shape the Earth's climate by influencing wind patterns, ocean currents, and precipitation. Oceans act as heat reservoirs, distributing heat across the planet, while continents affect the distribution of land and sea breezes, impacting temperature and rainfall patterns.


10. Why are oceans referred to as the "lungs of the planet"?
Ans: Oceans are referred to as the "lungs of the planet" because marine plants like algae and phytoplankton produce over half of the world’s oxygen, which is essential for life on Earth.


11. What are the main environmental challenges facing oceans today?
Ans: The main environmental challenges facing oceans today include pollution, particularly from plastic waste, which harms marine life and ecosystems. Overfishing has led to a decline in fish populations, disrupting food chains. Climate change is causing ocean acidification, rising sea levels, and increased temperatures, further threatening marine biodiversity. Human activities such as coastal development and oil spills also contribute to the degradation of ocean habitats. Protecting the oceans through sustainable practices is crucial for maintaining their health and the global environment.


12. Explain how oceans are interconnected and why they are considered one global system.
Ans: Oceans are interconnected as one global system because seawater flows freely across different ocean basins without strict boundaries. Ocean currents circulate water between the Pacific, Atlantic, Indian, Southern, and Arctic Oceans, transporting heat, nutrients, and marine life. This global circulation plays a vital role in regulating Earth’s climate, supporting ecosystems, and sustaining a diverse range of marine species across the globe. This fluid connection makes the oceans an essential part of the Earth's environmental balance.


13. How do oceans influence human culture and trade?
Ans: Oceans have significantly influenced human culture and trade throughout history. Coastal communities have relied on oceans for fishing, sustenance, and inspiration for myths and legends. Oceans have also been vital for exploration and trade, allowing people to travel, exchange goods, and spread cultures across continents. The development of major trade routes through oceans has shaped global economies and facilitated the movement of resources, helping societies to grow and connect with distant regions.


14. What causes a tsunami, and why are they so destructive?
Ans: A tsunami is caused by an underwater earthquake, volcanic eruption, or landslide that displaces a large volume of water, resulting in a series of powerful waves. These waves travel across oceans at high speeds and can reach coastal areas with immense force. When they hit land, tsunamis can cause widespread destruction by flooding coastal regions, destroying infrastructure, and causing significant loss of life. Their unpredictability and the sheer size of the waves make tsunamis one of the most destructive natural disasters.


15. How do oceans and seas contribute to the water cycle?
Ans: Oceans and seas play a crucial role in the water cycle by serving as the primary source of evaporation. Sunlight heats ocean surfaces, causing water to evaporate and rise into the atmosphere as water vapor. This vapor condenses into clouds and eventually falls back to the Earth's surface as precipitation (rain or snow). Some of this water returns to the oceans via rivers and streams, completing the cycle. This process is vital for replenishing freshwater sources and maintaining global water balance.


16. How do oceans regulate the Earth's climate?
Ans: Oceans regulate the Earth's climate by absorbing and redistributing heat through ocean currents. They act as heat sinks, storing solar energy and releasing it slowly over time, which helps maintain stable temperatures on land. Ocean currents transport warm and cold water across the globe, influencing weather patterns, rainfall, and storm formation.


17. What steps can be taken to protect the world's oceans from pollution?
Ans: Steps to protect the world's oceans from pollution include reducing plastic usage, improving waste management systems, preventing industrial runoff, and promoting recycling. Governments and organisations should implement stricter regulations to prevent ocean dumping and control overfishing. Public awareness campaigns can also encourage responsible consumption and environmental stewardship.


18. In what ways can understanding ocean currents benefit human activities?
Ans: Understanding ocean currents can benefit human activities such as navigation, fishing, and climate prediction. Ocean currents influence the movement of ships and can help reduce travel time by providing favourable routes. They also affect the distribution of fish, helping fishermen identify productive areas. Moreover, ocean currents impact weather patterns, aiding meteorologists in forecasting climate events like hurricanes and El Niño.


19. Why are early warning systems important for coastal communities?
Ans: Early warning systems are important for coastal communities because they provide timely alerts about natural disasters such as tsunamis, hurricanes, and cyclones. These warnings allow people to evacuate or take protective measures, reducing the risk of loss of life and property. Early detection and communication of potential dangers help minimise the impact of such disasters.


20. How can education play a role in promoting ocean conservation?
Ans: Education can promote ocean conservation by raising awareness about the importance of oceans to the environment and human life. Schools and organisations can teach students about the effects of pollution, climate change, and overfishing on marine ecosystems. By fostering an understanding of these issues, education encourages future generations to adopt sustainable practices and become advocates for protecting the oceans.


21. What is an island, and how does it differ from a continent?
Ans: An island is a smaller piece of land completely surrounded by water, whereas a continent is a large landmass that also may be surrounded by water but is much larger. For example, Greenland is the largest island, while Africa is a continent.


22. How do oceans support marine life?
Ans: Oceans support marine life by providing habitats for a vast range of species, including fish, mammals, and plants. The ocean’s ecosystems, from shallow coral reefs to deep-sea trenches, offer diverse living conditions that support different organisms. Oceans also produce oxygen and nutrients necessary for marine life.


23. What are the different names given to smaller water bodies connected to oceans?
Ans: Smaller water bodies connected to oceans are given various names, such as:

  • Sea

  • Bay

  • Gulf


24. What natural disasters originate in oceans?
Ans: Natural disasters that originate in oceans include:

  • Tsunamis

  • Cyclones

  • Hurricanes

These disasters can cause widespread destruction, especially in coastal areas.


25. Why is the Indian Ocean significant for India?
Ans: The Indian Ocean is significant for India because it influences the country's climate, particularly the monsoon rains that are vital for agriculture. Additionally, it provides important trade routes, supports fishing industries, and connects India with other countries through the Arabian Sea and the Bay of Bengal.


5 Important Topics of Class 6 Social Science Chapter 2

S. No

Important Topics

1

Water bodies and Its Types

2

Earth and It’s Surface

3

Oceans

4

Continents

5

Importance of Life in Continents and Oceans


Benefits of Important Questions for Class 6 Social Science Chapter 2

  • The PDF includes questions that help students learn essential topics, such as continents, oceans, and their roles on Earth, making it easier to grasp the main points of the chapter.

  • With questions about the locations and features of oceans and continents, this PDF helps students become more comfortable with reading maps and understanding global geography.

  • Since the questions are chosen to match CBSE standards, students can practise and feel more prepared for exams, knowing they’re covering important parts of the syllabus.

  • The PDF is downloadable and can be accessed anywhere, making it simple for students to revise concepts at their own pace without needing a textbook on hand.

  • By studying the importance of oceans and continents, students can develop a sense of responsibility towards conserving marine life and understanding how ecosystems work.


Conclusion:

In this chapter, students learned about the importance of oceans and continents and how they affect life on Earth. Oceans cover most of the Earth's surface and play a big role in weather and climate. Continents are large landmasses that support human and animal life. We also learned about the need to protect our oceans from pollution. Using Vedantu’s resources, students can easily review the key points and get ready for their exams. Understanding this chapter helps students appreciate the balance of nature and the importance of land and water.


Additional Study Material for Class 6 Social Science Chapter 2


Chapter-wise Important Questions Links for Class 6 Social Science

S. No

Class 6 Social Science Chapter-wise Important Questions

1

Chapter 1 - Locating Places on Earth Important Questions

2

Chapter 3 - Landforms and Life Important Questions

3

Chapter 4 - Timeline and Sources of History Important Questions

4

Chapter 5 - India, That Is Bharat Important Questions

5

Chapter 6 - The Beginnings of Indian Civilisation Important Questions

6

Chapter 7 - India's Cultural Roots Important Questions

7

Chapter 8 - Unity in Diversity, or 'Many in the One' Important Questions

8

Chapter 9 - Family and Community Important Questions

9

Chapter 10 - Grassroots Democracy - Part 1: Governance Important Questions

10

Chapter 11 - Grassroots Democracy - Part 2: Local Government in Rural Areas Important Questions

11

Chapter 12 - Grassroots Democracy - Part 3: Local Government in Urban Areas Important Questions

12

Chapter 13 - The Value of Work Important Questions

13

Chapter 14 - Economic Activities Around Us Important Questions


Important Study Materials for Class 6 Social Science

FAQs on CBSE Class 6 Social Science Important Questions Chapter 2 - Oceans and Continents

1. What is an ocean in the context of Class 6 Social Science Chapter 2?

Oceans are large bodies of saltwater that cover most of the Earth's surface. They help regulate weather and climate and are home to diverse marine life. Vedantu’s important questions for Class 6 Social Science Chapter 2 help students understand the role of oceans in supporting life and the environment, covering topics like ocean currents and their impact.

2. How many oceans are there on Earth according to Class 6 Social Science?

There are five oceans on Earth: the Pacific, Atlantic, Indian, Southern, and Arctic Oceans. Vedantu's important questions guide students in identifying these oceans on a map and explaining their importance in maintaining Earth's climate system. These questions also help students understand how oceans connect to human activities like trade and fishing.

3. What is a continent as discussed in Class 6 Social Science Chapter 2?

A continent is a large landmass on Earth. There are seven continents, each with unique geography, culture, and ecosystems. Vedantu’s important questions for Class 6 Social Science Chapter 2 focus on helping students remember and understand these key landmasses and their impact on global population distribution.

4. Can you name the seven continents as taught in Class 6 Social Science?

The seven continents are Asia, Africa, North America, South America, Europe, Australia, and Antarctica. Vedantu’s important questions for Class 6 Social Science Chapter 2 help students memorize these continents and their characteristics. Students can refer to Vedantu’s geography lessons for a deeper understanding of each continent's role in history and culture.

5. Why is Earth called the ‘blue planet’ in Chapter 2 of Class 6 Social Science?

Earth is called the ‘blue planet’ because most of its surface is covered with water, giving it a blue appearance from space. Vedantu’s important questions help students review this key concept in Chapter 2, along with discussions on the water cycle, ocean currents, and how oceans help sustain life on Earth.

6. How do oceans affect the weather in Class 6 Social Science Chapter 2?

Oceans absorb and release heat, influencing global weather patterns by controlling temperature and wind systems. Vedantu’s important questions for Class 6 Social Science Chapter 2 help students understand how the movement of ocean currents affects local climates, and how phenomena like El Niño and La Niña impact global weather, causing droughts or floods.

7. What is an island in the context of Class 6 Social Science?

An island is a piece of land that is surrounded by water on all sides. Islands can vary in size from small islets to large landmasses like Greenland. Vedantu’s important questions provide examples of islands, explain their formation, and discuss the significance of island ecosystems. For more examples, refer to the important questions provided by Vedantu.

8. Why are oceans important for life on Earth according to Chapter 2 of Class 6 Social Science?

Oceans provide food, produce oxygen, and regulate the climate, making them vital for the survival of all life forms. They also support a vast marine ecosystem, which is crucial for biodiversity. Vedantu’s important questions in Class 6 Social Science Chapter 2 cover the importance of oceans in detail, explaining how oceans contribute to economic activities like fishing and shipping.

9. Which is the largest ocean on Earth as taught in Class 6 Social Science Chapter 2?

The Pacific Ocean is the largest ocean, covering more area than all the continents combined. It stretches from the Arctic Ocean in the north to the Southern Ocean in the south. Vedantu’s important questions for Chapter 2 help students remember facts about the size and features of oceans like the Pacific and explain their significance in global trade routes and marine biodiversity.

10. How are oceans and continents covered in Class 6 Social Science Chapter 2?

In Class 6 Social Science Chapter 2: Oceans and Continents, students learn about the five oceans and seven continents, how they are connected, and their impact on life on Earth. Vedantu’s important questions make this content easy to understand, focusing on the characteristics of each ocean and continent. For more references, students can refer to the chapter’s summary and practice questions.

11. Where Can I Download Class 6 Social Science Important Questions PDF?

You can Visit the Vedantu’s website to download the Class 6 Social Science Important Questions PDF for FREE.