Practice!

Sample Problem

Why is the destruction of rain forests so detrimental?

(A) They contribute to a fifth of the world’s carbon fixation.

(B) They are home to the most diverse species of plants and animals.

(C) They carry plants with medicinal properties.

(D) The provide us with exotic furniture.

Solution

(A), (B), and (C) are all correct. (D) is a source of deforestation!