Unit 4 Test Review

Front

What is the primary energy source for bacteria living thousands of feet underwater?

Back

They use an energy source other than sunlight.

Front

What is the purpose of the Endangered Species Act?

Back

To protect species that are at risk of extinction.

Front

What conditions lead to exponential population growth?

Back

When a species moves into a new area of suitable habitat.

Front

What defines a population in ecology?

Back

A group of individuals of the same species living in the same area.

Front

What factors can increase the growth rate of a population?

Back

Younger females laying eggs earlier than their mothers.

Front

What is an example of two organisms belonging to the same population?

Back

Two residents of New York City.

Front

What is the significance of a recovery plan for endangered species?

Back

It outlines steps to help restore the population of endangered species.

Front

What does it mean for a species to be endangered?

Back

It is at risk of extinction in the near future.

Front

Can parts of endangered animals be traded?

Back

No, trading parts of endangered animals is generally prohibited.

Front

What is a key factor in determining population dynamics?

Back

Birth rates, death rates, immigration, and emigration.