Which of the following is not an external factor influencing photosythesid?

Options

A. `CO_(2)` concentration
B. `O_(2)` concentration
C. Availability of water
D. Chlorophyll concentration

Answer

D

Explanation

The process of photosynthesis is influenced by several factors, which include both internal (plant) and external (enviormnmental) factor. The plant factos include the number, size, age and orientation of leaves, presence or absence of hormones, leaf anatomy. amount of chlrophyll, etc. The external factors would include the availability of sunlight. temperature concentration of `CO_(2)` and `O_(2)` and water.