Biology, asked by debjanigeo1983, 18 days ago

1) What is the source of oxygen in photosynthesis?
2) Why do we take potassium hydroxide solution in an experiment showing CO2 is necessary for photosynthesis?

guys please helo me, urgent!

Answers

Answered by bijoy3903

0

Answer:

1. ans- air

2 ans- don't know..sorry

Explanation:

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