Question

What negative effect occurs when there is a decrease in air quality?

A. faster evaporation of water in the soil
B. the drying out of fertile land, resulting in dust bowls
C. the melting of glaciers and polar ice caps
D. increased illnesses that result in a decrease in population

Answer 1

Answer : D.
==> Increased illnesses that result in a decrease in population....

I hope this helps ^ω^
Sorry if wrong ≧ω≦

~BangtanBoys~

Answer 2

What negative effect occurs when there is a decrease in air quality?

Good air quality is very important for living organisms to live and breathe. If the air quality is poor and contains harmful agents, it can lead to serious respiratory diseases. This can also lead to deaths. Hence, the correct answer can be - increased illnesses that result in a decrease in population