Approximately how much of the solar energy that falls on the leaves of a plant is converted to chemical energy by photosynthesis?

Options

A. Less than 1%
B. 2-10%
C. 0.3
D. 0.5

Answer

B

Explanation

50% of the solar energy incident over earth is present in PAR (photosynthetically active radiation ). About 1-5 % of total incident solar energy or 2-10% of PAR is captured by the photosynthetic organisms for photosynthesis.