Arthropods

Type of Arthropod with many segments and two legs per segment

• Arachnids

• Centipede

• Millipede

• Crustacean

• Insect

Arthropods that live in water, have 6 legs and no wings

• Arachnids

• Centipede

• Millipede

• Crustacean

• Insect

Arachnids  respiration occurs through

• book lungs
• gills
• spiracles

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

A tube that carries air so an insect can breathe.

• cephalothorax
• trachea
• crustacean
• sucking tube

The body segment that consists of the head and thorax fused together

• abdomen
• thorax
• chephalothroax
• pincers

Group of arthropods with the greatest number of creatures is

• insects
• crustaceans
• arachnids
• myripods

Arthropods must shed their exoskeleton when they grow. This is called ____.

• melting

• molting

• shedding

• growth

What are the spiders chelicerae used for?

• Fangs with poison glands used for protection.

• Oversized appendages used for protection.

• Small appendages used for reproduction.

• Oversized appendages used to attract a mate.

What are the openings in the exoskeleton for gas exchange?

• trachea
• spiracles
• book lungs
• book gills