Life Science Review

Front

Why is the sun so important to life?

Back

It provides the original source of energy in most ecosystems.

Front

What level consumer is the hawk?

Back

Tertiary.

Front

What factor would directly limit the number of robins and squirrels that could live in a park?

Back

Number of trees.

Front

_____________ refers to all the different kinds of living organisms within a given area.

Back

Biodiversity.

Front

Algae --> Shrimp --> Snapper --> Shark. If there are 25 calories available to the shrimp, how many calories will make it to the sharks?

Back

0.25.

Front

What is biodiversity?

Back

The variety of different kinds of living organisms in a specific area.

Front

Define a food chain.

Back

A sequence that shows how energy and nutrients flow from one organism to another.

Front

What is a primary consumer?

Back

An organism that eats producers, such as plants.

Front

What role do decomposers play in an ecosystem?

Back

They break down dead organisms and recycle nutrients back into the soil.

Front

What is an ecosystem?

Back

A community of living organisms interacting with their environment.