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:Lost soil nutrients can be replenished by the…CH 316 Theory Questions: Environmental Chemistry:…The process in which plant uses sunlight to…In the carbon cycle, atmospheric carbon dioxide is…In the carbon cycle, carbon dioxide is used by crops for?