Q.

The % of solar radiation absorbed by all the green plants for the process of photosynthesis is about:

1 1%   
2 5%   
3 8%  
4 10%  

Ans.

(1)

For the process of photosynthesis, green plants capture roughly 1% of the energy of sunlight that falls on their leaves. This energy is converted into chemical energy, which is then used to make food.