Articles > ATP & ADP – Biological Energy – Quiz ATP & ADP – Biological Energy – Quiz Quiz Choose "True" if the sentence is correct and "False" if the sentence is not correct. 1. ATP consists of adenosine and two inorganic phosphates. True False None 2. When ADP is broken down into ATP, energy is released. True False None 3. ATP is synthesized by the cell through cell respiration. True False None 4. In the absence of oxygen, respiration occurs in the following steps: Glycolysis, Kreb's Cycle, and Cytochrome System. True False None 5. Plants no longer need cell respiration because they produce food through photosynthesis. True False None Send Your Results (Optional) Your Name To Email Time's up