Question

Which of the following air pollutant effects plants the most? *

2 points

c) PAN

b) SO2

a) Fluorine

d) HCl​

Answer 1

Plants are sensitive to sulfur dioxide and they are affected by it both directly and indirectly. ... Sulfur dioxide inhibits photosynthesis by disrupting the photosynthetic mechanism. The opening of the stomata is promoted by sulfur dioxide, resulting in an excessive loss of water.

Answer 2

Answer: the answer is fluorine

Explanation: fluorine is an accumulative poison in plant foliage which increases gradually over time . This elements effects the process of photosynthesis , transpiration and other processes in plants. it effects transpiration by moving into roots and hampering the activity of stomata by accumulating in leaf margins.