Environmental Science Lecture 04: Ecosystems
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Questions and Answers

A prairie is the only ecosystem found on Earth.

False

Habitats refer to the nonliving things present in an ecosystem.

False

Abiotic factors include living organisms like hawks and eagles.

False

All living things need sunlight to carry out their life processes.

<p>True</p> Signup and view all the answers

Temperature does not play a role in determining the distribution of organisms.

<p>False</p> Signup and view all the answers

Organisms obtain food, water, shelter, and other needs from their surroundings within an ecosystem.

<p>True</p> Signup and view all the answers

Fish and other water organisms obtain dissolved oxygen from the air around them.

<p>False</p> Signup and view all the answers

Plants and algae require sunlight for photosynthesis.

<p>True</p> Signup and view all the answers

Soil is a mixture of nutrients, air, water, and the remains of living things.

<p>True</p> Signup and view all the answers

Populations can only be as large as a blade of grass.

<p>False</p> Signup and view all the answers

Societies are formed by populations of animals working together for the benefit of each individual member.

<p>False</p> Signup and view all the answers

Communities in ecosystems consist of only one type of organism.

<p>False</p> Signup and view all the answers

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