Question

What process adds carbon dioxide to the air?

O nitrogen cycle
O water cycle
O respiration
O photosynthesis

Answer 1

Respiration or C

Step-by-step explanation:

Answer 2

Respiration

Step-by-step explanation:

During respiration, oxygen is taken in and carbon dioxide is given out.

During photosynthesis, carbon dioxidr is taken in and oxygen is released.

During water cycle, water vapour is released.

During nitrogen cycle, nitrogen is released