NCERT Questions-Chapter 1- Natural Resources and Their Use-Class 8 - Social science

 Exercise Question Answers for Chapter 1- Natural Resources and Their Use for class 8 Subject Social Science

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Questions and Activities:

1. What can make what is today a renewable resource non-renewable tomorrow? Describe some actions that can prevent this from happening.

Answer:

1. Overuse of a renewable resource can make it scarce and non-renewable.

2. Pollution can damage natural resources and reduce their ability to renew.

3. Deforestation can reduce the number of trees which take a long time to grow again.

4. Water sources can dry up if used faster than they are refilled.

5. Climate change can affect the natural cycle of renewal.

6. To prevent this, we must use resources wisely, recycle, and protect nature.

2. Name five ecosystem functions that serve humans.

Answer:

1. Forests provide clean air by absorbing carbon dioxide.

2. Wetlands purify water by filtering waste.

3. Bees and insects help in pollination for growing crops.

4. Trees and plants prevent soil erosion and maintain fertility.

5. Oceans and rivers provide fish and support livelihoods.

3. What are renewable resources? How are they different from non-renewable ones? What can people do to ensure that renewable resources continue to be available for our use and that of future generations? Give two examples.

Answer:

1. Renewable resources can be used again and again, like sunlight and wind.

2. Non-renewable resources like coal and petrol take millions of years to form.

3. Renewable resources get replaced naturally and quickly.

4. To protect them, people should use them carefully and avoid wastage.

5. Planting more trees and using solar energy are good examples.

6. We must teach others to respect nature and save resources.

4. Identify cultural practices in your home and neighbourhood that point to mindfulness in the use of natural resources.

Answer:

1. Using earthen pots to keep water cool naturally.

2. Reusing old clothes to make bags or cleaning cloths.

3. Saving water while washing dishes or bathing.

4. Using cow dung as natural fertilizer or fuel.

5. Planting trees during festivals like Van Mahotsav.

6. Cooking only needed quantity of food to avoid wastage.

5. What are some considerations to keep in mind in the production of goods for our current use?

Answer:

1. Goods should be made using eco-friendly and recyclable materials.

2. The process should use less energy and water.

3. Avoid using harmful chemicals and plastics.

4. Products should be durable and not easily thrown away.

5. Local resources should be used to reduce transport pollution.

6. Factories must manage waste properly to protect the environment.

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Chapter 1- Natural Resources and Their Use - CLICK HERE