Oxygen released during photosynthesis comes from

carbon dioxide

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glucose

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water

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chlorophyll

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Solution

The correct option is C water
Scientists incorporated the heavy isotope of oxygen in water molecule and found that the oxygen released during photosynthesis comes form water. The light energy is captured by chlorophyll in the plant leaves. This energy is used to split water apart in a process called photolysis to release oxygen.

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Similar questions

Question 23
Oxygen liberated during photosynthesis comes from

(a) water
(b) chlorophyll
(c) carbon dioxide
(d) glucose

Question 23
Oxygen liberated during photosynthesis comes from

(a) water
(b) chlorophyll
(c) carbon dioxide
(d) glucose

The oxygen that is released as O $_{2}$ during photosynthesis came from _____________ molecules.

What is needed for photosynthesis in which carbon dioxide and water react in the presence of chlorophyll to produce glucose and oxygen?

The oxygen molecule in glucose formed during photosynthesis comes from ______.

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