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D. Answer the following questions.
1. What is an environment?
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2. What are the basic needs of humans?
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3. What does environment give us? Write any two points.
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4. How can we save the tree?
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5. What can we recycle?
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6. What is pollution?
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7. What is global warming?
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8. What is the importance of ozone layer?
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FUN TIME

A. Let’s Start Discussing
Discuss about the methods through which you can keep your environment clean.

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