Question

Q.3.
Name the gas:-
a) present in more than three quarters of air
b) responsible for global warming
c) used for photosynthesis
d) used for respiration
e) used for burning
f) used to fill in flying balloon
g) used to extinguish fire
h) protect us from harmful UV rays of Sun​

Answer 1

Q.3

a) Nitrogen-78% (N)

3 quaters is equal to 75

b) Carbon dioxide (CO2)

If increased percent of carbon dioxide, global warming increase⬆️

c) Oxygen (O)

Oxygen is used by plants for photosynthesis