Which of the following parts of our biosphere is primarily responsible for keeping our surroundings warm even during the night?
(A) Water bodies
(C) Atmospheric gases
(B) Microorganisms
(D) Deeper layers of land​

(C) Atmospheric gases

Explanation:

Atmospheric gases are responsible for keeping our surroundings warmer because these atmospheric gases capture the solar radiation and prevent it from going to the space. The stoppage of solar radiation makes our environment warm and we are able to live on the surface of earth. Carbondioxide gas, methane and nitrogen dioxide gases are responsible for warming of atmosphere.

the answer is:

carbon dioxide