Exam 1: The Nature of Ecology

All populations of different species living and interacting within an ecosystem are referred to collectively as a(n)

Moisture and concentration of oxygen

A freshwater pond ecosystem includes only the living organisms within the pond.

Population ecology studies the responses of individual organisms to temperature,moisture,light,and other environmental conditions.

________ is activism with a stated aim of protecting the natural environment,particularly from the negative impacts of human activities.

An ecologist who focuses on the individual could study all of the following,except