Question

2 Plants require
for the process of production of food
(a) Nitrogen
(b) Oxygen
(c) Carbon dioxide
(0) Argon
Q3 Meteors entering the earth's Atmosphere generally get burnt in
(a) Troposphere
(b) Stratosphere
(c) Mesosphere
(d) Thermosphere
Q4 is the life breath gas.
(a) Nitrogen
(b) Oxygen
(c) Carbon dioxide
(d) Water vapour​

Answer 1

Answer:

2.oxygen 4. oxygen hope it helps

Answer 2

Answer:

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