Answer: The biosphere can be defined as the place where life occurs. It is a place rich in variety of plants, animals and many other life forms.
Step-by-step explanation:
Biosphere can be defined as the place where there is a interaction between the living and non living system. The living forms of life like plants and animals interact with soil, air and water in order to survive.
So, a biosphere can be defined as a place which is full of life.