Ch. 3 & 4 Unit Test Review

Insects use spiracles to get oxygen.

• True

• False

Hurricanes, floods, and fires are all examples of slow environmental changes.

• True

• False

The life cycle consists of birth, growth, and death.

• True

• False

The changes during an animal's life cycle is called metamorphosis.

• True

• False

Pollution is any substance that helps the environment.

• True

• False

Chlorophyll is stored in the leaves of plant cells.

• True

• False

Seeds will develop in the stamen of a flower.

• True

• False

Changing the environment can balance ecosystems.

• True

• False

All organisms need energy to live.

• True

• False

Succession is not predictable.

• True

• False