Marine Arthropods

This is the support structure of an arthropod, which is mainly composed of chitin.

• calcium carbonate

• endoskeleton

• exoskeleton

• skeleton

The tail of a crustacean

• tail

• telson

• tailson

• swimmerets

The shedding of the old exoskeleton and growing a new one is called

• molting

• shedding

• peeling

• molding

Crabs, lobsters, and crayfish belong to the order of the

• Copepods

• Decapods

• Crustaceans

• Chelicerates

Answer explanation

Crustacean is a sub-phylum in the Phylum Arthropoda. Decapoda is the order

The hard upper shell of turtles (including sea turtles), crustaceans, and other arthropods

• plastron

• exoskeleton

• carapace

• dorsal shell

These delicate structures absorb oxygen from the water in order for marine arthropods to breathe

• book lungs

• diffusion

• book gills

• operculum

The pincer part of a crab's claw (means "claw foot")

• uropods

• maxilliped

• pleopod

• cheliped

What are the structures highlighted in this image?

• chelipods

• uropods

• pleopods

• decapods

Tags

NGSS.MS-LS4-2

What is the structure is highlighted in this image?

• telson

• uropod

• pleopod

• decapod

Tags

NGSS.MS-LS4-2

What are the structures shown in this image?

• chelipods

• uropods

• pleopods

• decapods