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Question

The raw materials for photosynthesis are
  1. Sunlight, O2 and CO2.
  2. CO2 and water.
  3. CO2 and O2.
  4. Water and chlorophyll.

A
Sunlight, O2 and CO2.
B
Water and chlorophyll.
C
CO2 and water.
D
CO2 and O2.
Solution
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  • The raw materials of photosynthesis are water and CO2.
  • During photosynthesis in plants, water, and carbon dioxide react in the presence of light and chlorophyll, to give carbohydrates (glucose) and oxygen.

6CO2 + 6H2O + Sunlight = C6H12O6 + 6O2

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