Question

3.
Fill in the blanks.
a.
Windmills help in the generation of______
2 _________is used to manufacture fertilisers for plants.
3 Air when heated due to sun's heat becomes lighter and_________
4 gas present in the atmosphere protects us from harmful UV
radiations of the sun.
5 _______and_______
are the natural causes of air pollution.
e.​

Answer 1

Answer:

1-electricity

3-cooler

5-burning of leaves , pollution by polluted water