Question

During photosynthesis, unused oxygen atoms form oxygen gas (O2) which is released as a waste product. How did these oxygen atoms originally enter the plant?

A. They were part of the ATP molecules gathered by the chloroplasts.

B. They were part of the sugar molecules (C6H12O6) the plant brought in for food.

C. They were part of the carbon dioxide (CO2) molecules that entered through the leaves.

D. They were part of the water molecules (H2O) pulled in through the roots.

Answer 1

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Answer 2

Any guesses ?

Answer 3

maybe B

Answer 4

Basically oxygen comes from the breakdown of water molecule. So the correct option should be D

Answer 5

Got it ?

Answer 6

thanks

Answer 7

Did you know you can give medals to people who help you with questions? Just click the \(\color{blue}{\text{blue "best response" button}}\) to show appreciation for the people who help you.

Answer 8

\(\color{red}{\huge\bigstar}\huge\text{You're Most Welcome! }\color{red}\bigstar\)
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