Reduction of oxygen which forms water occurs during
photosynthesis
respiration
both photosynthesis and respiration
neither photosynthesis nor respiration.
Select True or False in the following statements regarding photosynthesis and respiration.
1. Photosynthesis occurs only in the presence of chlorophyll. 2. Photosynthesis occurs at all time. 3. Respiration uses carbon dioxide and water. 4. In respiration carbon dioxide is released as end product.