Question

2. Write about the composition of air. How these all gases playing a role to support life on earth. What are
the biggest threat to our climate. How can we diminish these effects to make our environment clean &
green​

Answer 1

Answer:

composition of air

nitrogen-78 percent

oxygen-21 percent

argon-0.93 percent

carbon dioxide -0.04 percent

Answer 2

Explanation:

nitrogen 78%

oxygen 21%

carbon dioxide0.04%

argon0.93%

these gases help in maintaining the ecological balance

and if any one cross the it is dangerous for every one