Crustaceans

How do crayfish breath?

• gills
• lungs
• through their skin

Most anterior legs on crayfish that have pincers for capturing food and defense

• chelipeds
• swimmerets
• mandibles
• maxillae

Appendages on crayfish that serve as feelers sensitive to touch, taste and balance

• chelipeds
• mandibles
• antennae
• swimmerets

Tags

NGSS.MS-LS1-8

Why do arthropods have to shed their exoskeletons?

• it wears out
• they don't shed
• it limits the size they can grow
• to go from water to land environments

How many pair of antennae do crustaceans have>

• 4
• 2
• 1
• 3

The structures labeled E are the

• swimmerets
• walking legs
• maxillae
• uropods

Tags

NGSS.MS-LS4-2

The structure labeled  C is the

• antennae
• carapace
• abdomen
• uropods

Tags

NGSS.MS-LS4-2

The structures labeled E are the

• swimmerets
• walking legs
• maxillae
• uropods

Tags

NGSS.MS-LS4-2

The portion of exoskeleton that covers the cephalothorax is the 

• telson
• carapace
• uropod
• cheliped

What is this crustacean? 

• copepod
• amphipod
• brine shrimp
• water flea

Tags

NGSS.MS-LS4-2