Biology Arthropod Test

The region of an organism in which the head and trunk region are combined into one section.

• segmentation

• cephalothorax

• thorax

• mandible

A long organic molecule made of sugars.

• chitin

• mandible

• cephalothorax

• carapace

The rear portion of the arthropod.

• cephalothorax

• thorax

• abdomen

• appendage

A shield-like section of cuticle that covers the sides of the body and protects the gills.

• mandible

• cephalothorax

• carapace

• abdomen

An external skeleton that supports the animal’s tissues against gravity.

• exoskeleton

• endoskeleton

• carapace

• thorax

A description of how an arthropod’s body is divided into similar sections.

• segmentation

• abdomen

• cephalothorax

• thorax

An invertebrate animal with an exoskeleton made of chitin, jointed appendages; and a segmented body.

• mandible

• annelid

• echinoderm

• arthropod

Highly adapted appendages that crush and bite food before ingestion.

• thorax

• mandible

• carapace

• chitin

An extension of an organism's body.

• mandile

• exoskeleton

• appendage

• thorax

Structures built of many thing, hollow sheets of tissue

• exoskeleton

• appendage

• book lung

• carapace