Environmental Changes

Front

If all of the water dries up in a pond, the fish will-

Back

perish.

Front

An ______ includes all living and nonliving things together in an area.

Back

ecosystem

Front

When a population thrives, it means that-

Back

it is growing strong and reproducing.

Front

A fire destroys all of the trees and plants in the forest. How might this affect the birds in the area?

Back

The birds will have no place to build their homes.

Front

Which of the following gives an example of how birds modify their environment to meet their needs?
Birds use twigs to build a nest.
Birds hatch eggs and feed their young.
Birds breathe air and drink water.
Birds find food.

Back

Birds use twigs to build a nest.

Front

Changes to an environment may make it more difficult for an organism to find-

Back

all of the above

Front

When an environment changes and organisms can no longer meet their basic needs they will most likely −

Back

perish.

Front

A healthy environment, with no sudden changes will help organisms to −

Back

thrive.

Front

Very little rainfall, hot weather, and cracked ground describe which change to an environment?

Back

drought

Front

How might cutting down the trees in a rainforest environment affect the animals that live there?

Back

Animals will move to new areas to meet their needs.