Question

Carbon dioxide, a greenhouse gas, helps to _____. A. maintain warmth near Earth’s surface B. increase precipitation in arid areas C. deflect harmful radiation from space D. form clouds in the atmosphere

Answer 1

Answer: C

Explanation: Deflect harmful radiation from space.

Answer 2

Answer: A. maintain warmth near Earth’s surface

Carbon dioxide acts as a greenhouse gas, trapping heat in Earth's atmosphere.