Class 6 Science Curiosity Solutions English Medium

NCERT Solutions Class 6 Science Curiosity English Medium

Chapter 11. Nature`s Treasures

Topic: Assignments - What Have You Learned?

Chapter 11. Nature's Treasures

This assignment is prepared according to the latest NCERT Curiosity textbook and the CBSE competency-based pattern. It includes objective, subjective, competency-based, case study, and HOTS questions to help students revise the complete chapter effectively.

Assignments – What Have You Learned?

Attempt all the following questions without referring to the textbook. These questions will strengthen your conceptual understanding and improve your examination skills.

Part A: Fill in the Blanks

Complete the following statements using suitable words.

1. Resources obtained directly from nature are called __________ resources.
2. __________ gas is essential for respiration.
3. The ultimate source of energy on Earth is the __________.
4. Coal, petroleum, and natural gas are called __________ fuels.
5. Collecting and storing rainwater is known as __________ harvesting.
6. __________ helps plants prepare food.
7. Large-scale cutting of forests is called __________.
8. The variety of living organisms is known as __________.
9. Resources that can be replenished naturally are called __________ resources.
10. Reduce, Reuse, and __________ help conserve natural resources.

Part B: True or False

Write True or False for each statement.

1. Air is a renewable natural resource.
2. Petroleum is a renewable source of energy.
3. Forests help prevent soil erosion.
4. Water is not required for agriculture.
5. Minerals are obtained from rocks.
6. Rainwater harvesting helps conserve water.
7. The Sun is the ultimate source of energy.
8. Fossil fuels take millions of years to form.
9. Every citizen should help conserve natural resources.
10. Afforestation means planting more trees.

Part C: Match the Following

Match Column A with the correct option in Column B.

Part D: One Word Answer

Answer each question in one word or one term.

1. Name the gas required for respiration.
2. Which natural resource supports plant growth?
3. Name one fossil fuel.
4. What is the process of planting new trees called?
5. Name one renewable source of energy.

Part E: Very Short Answer Questions

Answer the following questions in one or two sentences.

1. What is a natural resource?
2. Why should we conserve water?
3. What is biodiversity?
4. Why are forests important?
5. What is rainwater harvesting?

Part F: Short Answer Questions

Answer the following questions in about 30–50 words.

1. Differentiate between renewable and non-renewable resources.
2. Explain any three methods of conserving water.
3. Why are forests called the lungs of the Earth?
4. Write any three uses of rocks and minerals.
5. Why should fossil fuels be used carefully?

Part G: Long Answer Questions

Answer the following questions in detail.

1. Explain the importance of natural resources in our daily life.
2. Describe the importance of forests and suggest measures for their conservation.
3. Explain the differences between renewable and non-renewable resources with suitable examples.
4. Discuss the importance of conserving natural resources for sustainable development.
5. Describe how every individual can help protect nature's treasures.

Part H: Case Study

A village faced a shortage of water during summer. The villagers decided to build rainwater harvesting structures, repair leaking pipelines, plant more trees, and avoid wasting water. Within a few years, the groundwater level improved, and enough water became available for farming and daily use.

Answer the following questions.

1. Which method helped collect rainwater?
2. Why did the villagers plant more trees?
3. How did repairing leaking pipelines help?
4. What happened to the groundwater level after adopting these measures?
5. What lesson do you learn from this case study?

Part I: Competency-Based Questions

Answer the following questions by applying your understanding of the chapter.

1. Why should schools encourage students to plant trees every year?
2. How can your family reduce the use of fossil fuels at home?
3. Suppose water is continuously wasted in your neighbourhood. What practical steps would you suggest?
4. Why is solar energy considered better than coal for the future?
5. How does protecting forests help both humans and wildlife?

Part J: HOTS (Higher Order Thinking Skills)

Think carefully and answer the following questions.

1. What would happen if all forests disappeared from the Earth?
2. How would life change if freshwater became extremely scarce?
3. Why should renewable energy sources gradually replace fossil fuels?
4. How can small daily habits help conserve natural resources on a large scale?
5. If you were the Environment Minister of your state, which three steps would you take to protect nature's treasures? Give reasons.

Self-Assessment Checklist

Tick (✔) the statements after completing this chapter.

• ☐ I can explain the meaning of natural resources.
• ☐ I can classify renewable and non-renewable resources.
• ☐ I understand the importance of air, water, forests, soil, and sunlight.
• ☐ I know how rainwater harvesting helps conserve water.
• ☐ I can explain why fossil fuels should be used carefully.
• ☐ I can solve competency-based and case study questions.
• ☐ I am confident about this chapter for my CBSE examination.

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