Question

We should plant trees and nurture the ones already present in
the neighbourhood. Why?
NCERT Class VIII
Science - Exemplar Problems
Chapter 18. Pollution of Air and Water

Answer 1

There are many reasons. A few of them are:
1)More oxygen
2)less global warming
3)Reduces fatigue

Answer 2

we need to plant more trees because it increases the rainfall ,reduce temperature,more amount of oxygen