Plants use light energy and convert it to chemical energy, are autotrophs. The chemical energy that is then used in cellular respiration to make ATP. (PRODUCERS)Animals = heterotrophs and get their chemical energy from other organisms by eating. (CONSUMERS)By product of photosynthesis is ....; therefore, the existence of the efficiency of cellular .... and oxygen requiring organisms is a direct outcome of photosynthesis.Photosynthesis requires ..... of energy, comes from sunlight energy.

Then try StudyFetch, the AI-powered platform that can answer your questions and teach you more about it!