Question

The constituent of air that takes part in photosynthesis is …………

Answer 1

Composition of air:

• The composition of air is 79 % nitrogen( N), 20% oxygen, and 1% carbon dioxide, water vapors, and other gases.
• Dust particles are also present in the air.

Constituent of air takes part in photosynthesis:

• During photosynthesis, carbon dioxide, a component of air, is "used up" for the formation of food by plants.
• It is an inorganic substance that helps to make organic food (glucose).

Thus, the constituent of air that takes part in photosynthesis is carbon dioxide.