In the carbon cycle, carbon dioxide in the air may be replenished by? by Sunday | Jan 17 | Agricultural Science WAEC | 0 comments A. respiration B. transpiration C. lighting D. denitrification Correct Answer: Option A A. respiration Users Also Read These:Carbon dioxide is carried in the plasma?Anaerobic respiration in the organism illustrated in…Why is tetraoxosulphate(VI) acid NOT used for making…Which process will NOT release carbon dioxide into…In the carbon cycle, carbon dioxide is used by crops for?