A Community Ecologist Would Most Likely Be Concerned with

question 11

Multiple Choice

A community ecologist would most likely be concerned with

• A) energy flow through an ecosystem.
• B) population growth of a single species.
• C) interactions among individuals of the same species living together in a small area.
• D) interactions among individuals of different species living together in a small area.
• E) the cycling of matter through biotic and abiotic components of an area.

---

Definitions:

EPA

The Environmental Protection Agency, a U.S. federal agency responsible for protecting human health and the environment through regulations and various initiatives.

Toxic Substances Control Act

A United States law enacted in 1976 designed to regulate the introduction and use of chemicals and toxic substances in the environment.

Clean Air Act

A comprehensive federal law in the United States that regulates air emissions from stationary and mobile sources in order to protect public health and the environment.

National Ambient Air Quality Standards

Regulations established by the U.S. Environmental Protection Agency to protect public health and the environment from air pollution.