T.7 L.4 External Structure and Functions of the Animals

is a hard external covering, that it is waterproof,

it protects the soft body underneath.

• Bones

• Exoskeleton

• Claws

Large exoskeletons are called

• Shells

• Wings

• Antennas

A lady bug’s exoskeleton protects its

• Wings

• Tail

• Head

Exoskeletons are waterproof.

• True

• False

Snail’s shell help it to camouflage in its environment.

• True

• False

Tags

NGSS.MS-LS4-4

A ladybug has ………….. pair of flying wings that are soft.

• four

• One

• Three

• Two

A crab shell is ……….

• soft

• Hard

• Made of muscles

The crab exoskeleton protects it from the sun and water loss.

• True

• False

The ladybug’s exoskeleton protects it from its aquatic environment.

• True

• False

The snail’s skeleton protects its wings.

• True

• False