Question. Rivers easily dissolve nutrients and:
Options:
- (A) bacteria
- (B) chemicals
- (C) oxygen
- (D) sodium
- (E) vitamin C
- (F) glucose
- (G) a solute
- (H) a hazard
Answer. (C)
What step-by-step reasoning justifies that answer?
Reasoning: Running water is better able to dissolve oxygen and nutrients than standing water. Large, warm rivers hold populations but few occur in cold running water. Oxygen and nutrients dissolve easily in rivers.