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Biology CBSE Live product
Class 10 (2025-26)
Life processes
Light and dark reactions
2.
Photosynthesis - Essential processes
Question:
4
m.
Choose the correct answer given below:
1.
The opening and closing of the stomatal pore depends upon _________.
Oxygen
Concentration of carbon dioxide in stomata
Water in guard cells
Temperature
2.
Choose the event that does not occur in photosynthesis.
Conversion of light energy to chemical energy
Oxidation of carbon to carbon dioxide
Reduction of carbon dioxide to carbohydrates
Absorption of light energy by chlorophyll
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