5th Grade Science Review (Ohio)

Front

What is volume?

Back

The loudness or softness of a sound.

Front

What is the imaginary line running through the center of Earth called?

Back

Axis.

Front

What happens to prey species if a population of grizzly bears increases?

Back

The number of prey species will decrease.

Front

How does a wolf benefit from plants if it never eats them?

Back

The rabbit eats the plants, and the wolf eats the rabbit.

Front

What happens to hawks if all the harvest mice die?

Back

The number of hawks would decrease, and the number of insects would increase.

Front

What is an ecosystem?

Back

A community of living organisms and their environment interacting as a system.

Front

Define predator.

Back

An animal that hunts and eats other animals.

Front

What is a food chain?

Back

A sequence of organisms each dependent on the next as a source of food.

Front

What is the role of decomposers in an ecosystem?

Back

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

Front

What is the water cycle?

Back

The continuous movement of water on, above, and below the surface of the Earth.