Question

The waste product given off during photosynthesis is:

water
water

carbon dioxide
carbon dioxide

oxygen
oxygen

starch

Answer 1

Oxygen

Step-by-step explanation:

Photosynthesis uses carbon dioxide, water, and solar energy. Starch is what the plants use as "food," so it wouldn't be a waste product. Therefore, oxygen is the answer

Answer 2

oxygen

Step-by-step explanation:

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