Chapter 4 Test

What is one characteristic that scientists use to classify plants?

• chloroplasts

• photosynthesis

• reproduction

• chlorophyll

Which adaptation would be most useful to an animal that eats nectar from plants?

• fins

• wings

• fast legs

• short beak

Which is an example of an instinct?

• A spider spins webs.

• A child speaks Chinese.

• A sea lion balances a ball on its nose.

• A dogs stays away from skunks.

Which is a waste product of photosynthesis ?

• oxygen

• carbon dioxide

• sugar

• sunlight

What is the function of the sepals of a flower?

• make pollen

• make petals

• make egg cells

• protect flower buds

Which is an inherited characteristic of an animal?

• staying away from predators

• opening doors that have sensors

• fetching a ball

• having white feathers

Which characteristic shows a change due to a stimulus in the environment?

• A zebra's stripes have a different pattern than the parents.

• A pea plant grows white flowers.

• A flamingo's feathers turn pink from it's diet.

• A flounder can change its color.

How does the bee-like appearance of its flower help the bee orchid?

• It attracts insects, so the flower is pollinated.

• It keeps insects from eating the flower.

• It scares people so they will not pick the flower.

• It keeps deer from eating the flower.