1.3  Additional Questions :

Answer the following questions:

1.  What is environment

Ans: Environment is a place, thing , people and nature that surround any living organism.

2.  What does lithosphere  provide for us.
Ans: Lithosphere provides forests and grasslands  for us.

3.  What is the importance of atmosphere.
Ans: The atmosphere protects us from the harmful rays and heat of the sun.

4.  State the difference between biotic and abiotic environment.
Biotic – The world of living organisms is known as biotic environment. Eg:  plant
Abiotic – The world of non living elements is known as abiotic environment. Eg:  land  .