An Ecosystem Consists of

question 15

Multiple Choice

An ecosystem consists of

• A)a physical environment within which a biological community lives.
• B)the species with which a biological community interacts.
• C)a biological community and its physical environment.
• D)the primary producers within a biological community.
• E)all the species in a biological community.

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Definitions:

Survival of the Fittest

A concept from evolutionary theory suggesting that those organisms best adapted to their environment are more likely to survive and reproduce.

Sociobiology

An interdisciplinary science that studies the biological bases of social behavior, across species, drawing from ethology, evolutionary theory, and genetics.

Evolutionary Psychology

A theoretical approach in the social and natural sciences that examines psychological structure from a modern evolutionary perspective.

Natural Selection

A fundamental mechanism of evolution, whereby individuals with traits better suited to their environment are more likely to survive and reproduce, passing those traits to future generations.