Where did the pollution from acid rain and the factory eventually end up?
O air
O groundwater
lakes
rivers

Which of the following systems in absorbing oxygen and releases carbon dioxide

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Which identifies the main purpose of biological taxonomy?