Chapter 4 Science

What is the function of the sepals of a flower?

• Make pollen

• Make petal

• Make egg cells

• Protect flower buds

Which is one characteristic that scientists use to classify plants?

• Chloroplasts

• Photosynthesis

• Reproduction

• Chlorophyll

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

• Fins

• Wings

• Fast legs

• short beak

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

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 that its parents

• A pea plant grows flowers

• A flamingo's feathers turn pink from its diet

• A flounder change its color

Which is a waste product of photosynthesis?

• Oxygen

• Carbon dioxide

• Sugar

• Sunlight

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 dog stays away from skunks

A female structure in plants that produces egg cells

• Pistil

• Sepal

• Stimulus

• Photosynthesis

Animals without back bones

• Vertebrates

• Invertebrates

• Pistil

• Sepal