What statement best compares photosynthesis and cellular respiration? A. Photosynthesis only takes place in the light, while cellular respiration takes place in the light and dark.

B. Both photosynthesis and cellular respiration take place during the light and during the dark.

C. Photosynthesis breaks down sugars to release energy, while cellular respiration stores energy as sugars.

D. Both photosynthesis and cellular respiration break down sugars to release chemical energy,

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.