Question 15

(Multiple Choice)

Acid rain is a severe environmental and ecological problem because


A) most species of trees cannot tolerate high pH in rainfall.
B) high sulfate concentrations contribute to water hardness.
C) increased acidity causes turbidity and disrupts photosynthetic activities.
D) many species of plants and animals are sensitive to water with a pH less than 5.5.
E) acid rain dissolves the soil and sediment, exposing unweathered bedrock.

Answer