Biology
Grade-9
Easy
Question
Oxygen released during photosynthesis is evolved from _______.
- Water
- Sunlight
- Carbon dioxide
- Starch
Hint:
Water
The correct answer is: Water
The oxygen released during photosynthesis is from the water. The plants will obsorb water as well as carbon dioxide during photosynthesis. Later these water molecules are converted into Oxygen and sugar. The oxygen is then released into the atmosphere whereas the sugar molecule are stored for energy.
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