Rivers easily dissolve nutrients and:
bacteria chemicals oxygen sodium vitamin C glucose a solute a hazard
A B C D E F G H
Large, warm rivers hold populations but few occur in cold running water.
Oxygen and nutrients dissolve easily in rivers.
Rivers easily dissolve nutrients and: (A) bacteria (B) chemicals (C) oxygen (D) sodium (E) vitamin C (F) glucose (G) a solute (H) a hazard