Science Review

Which structure is used for flying?

• fins

• legs

• wings

Transporting oxygen and carbon diioxide is the functdion of

• digestion

• circulation

• movement

Which animal uses filter feeding to obtain food?

• a whale

• a giraffe

• a butterfly

The____ is a fluid-filled cavity that provides structural support

• coelom

• crop

• gill

• gizzard

A ___ is a muscular pouch used to grind food

• coelom

• crop

• gill

• gizzard

A ____ enables oxygen to diffuse into the body of a fish.

• coelom

• crop

• gill

• gizzard

Birds, insects, and other animals use a _____ to store ingested material.

• coelom

• crop

• gill

• gizzard

signals are sent throughout an animal's body through a ____

• gill

• gizzard

• nerve net

• spiracle

A _____ is a tiny hole on the body of an insect through which oxygen enters and carbon dioxide leaves.

• gill

• gizzard

• nerve net

• spiracle

Which animal moves using undulation?

• a dog

• a snake

• a rabbit

• aa squirrel