Question

what is the difference between natural and human environment?

how is biosphere important for the sustenance of human life ?

how plants and animals are dependent on each other in their distinct physical environment.

Answer 1

1.Biosphere is important for sustenance of human life since it is a zone of contact of atmosphere, lithosphere and hydrosphere.All these three components are essential for the sustenance of human life.
2.On lithosphere or land human beings live and construct houses for shelter, grow crops for food and fibre, extract minerals and forests are also grown on the land.
3.Hydrosphere comprises various sources of water and different types of water bodies like rivers, lakes, seas, oceans, etc. which is essential for all living organisms.
4.Atmosphere protect us from the harmful rays and scorching heat of the sun.
5.Thus we can say all the three components of biosphere are essential for sustenance of human life.