Crayfish Structures

The protective shell (exoskeleton) of the crayfish is called the ______________.

• telson

• legs

• carapace

• eye

Tags

NGSS.MS-LS4-2

Crayfish can use their two ____________________ for feeling things around them.

• eye

• antennae

• tail fan

• legs

Five pairs of short appendages on the abdomen that are used for swimming are called the _______________.

• swimmerets

• tail fan

• carapace

• stomach

Where do most crayfish live?

• saltwater

• freshwater streams

• freshwater lakes

• Both fresh water steams and lakes

What helps crayfish grow and develop?

• hiding

• swimming

• being held by classmates

• molting and nutrients

Tags

NGSS.MS-LS1-5

The _________ is made up of the telson and four uropods, and helps the crayfish swim backwards.

• walking legs

• tail fan

• eye

• abdomen

Crayfish have _________ pairs of walking legs.

• eight

• four

• five

• six

Tags

NGSS.MS-LS4-2

What part of their body does the crayfish molt?

• antennae

• exoskeleton

• swimmerets

• walking legs

Things that animals do are called

• structures

• behaviors

• laughing

• crying

Tags

NGSS.MS-LS1-4

Crayfish have two sets of __________

• carapaces

• antennaes

• cheliped

• telsons