SCIENCE SOL 4.3 ECOSYSTEMS

Front

What is a niche?

Back

A niche is the function or role that an organism performs in the food web of a community.

Front

What is a population?

Back

A population is all the organisms of the same species that live in the same place at the same time.

Front

What is an ecosystem?

Back

An ecosystem is an area where living and nonliving things interact to allow for the transfer of matter and energy.

Front

How is energy passed from one organism to another in a community?

Back

Energy is passed through the food web.

Front

Which of the following is NOT a nonliving factor of an ecosystem: sunlight, water, air, or grass?

Back

Grass is NOT a nonliving factor of an ecosystem.

Front

What are producers?

Back

Producers are organisms that make their own food, usually through photosynthesis.

Front

What are consumers?

Back

Consumers are organisms that eat other organisms for energy.

Front

What are decomposers?

Back

Decomposers are organisms that break down dead or decaying organisms, returning nutrients to the soil.

Front

What is a community in an ecosystem?

Back

A community is made up of all the different populations of organisms that live together in a specific area.

Front

What role do plants play in an ecosystem?

Back

Plants are producers that provide food and oxygen for other organisms.