Question

1. Why is environment important for us? 2. Define lithosphere. 3. Define biosphere.​

Answer 1

Answer:

1) Healthy ecosystems clean our water, purify our air, maintain our soil, regulate the climate, recycle nutrients and provide us with food. They provide raw materials and resources for medicines and other purposes. They are at the foundation of all civilisation and sustain our economies.

2) the rigid outer part of the earth, consisting of the crust and upper mantle.

3) the part of the earth’s surface and atmosphere in which plants and animals can live

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Explanation:

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Answer 2

Answer:

1-Environment plays a very important role in healthy living and maintaining the balance of life. the existence of life on planet earth is possible only because of the suitable environment we live in. ... Each one of them is dependent on the environment for food, air, water, and all the other needs.

2-Lithosphere is the solid crust or the hard top layer of the earth. It includes the crust and the uppermost mantle, which constitute the hard and rigid outer layer of the Earth.

3-The biosphere is made up of the parts of Earth where life exists.