What Makes Them Arthropods
Spiders and Other Creepy Crawlies
Insects and their Relatives
Crusty Crustaceans
Other Bits of Usefulness
100
A head and thorax fused together.
What is a cephalothorax?
100
Mouthparts modified into pincers or fangs.
What are chelicerae?
100
Chewy mouthparts.
What are mandibles?
100
The larval form of most crustaceans.
What is a nauplius?
100
All arthropods have this type of body cavity.
What is a coelom?
200
The compound that exoskeletons are made out of.
What is chitin?
200
Second pair of appendages, modified to catch and handle prey.
What are pedipalps?
200
The parts of an insect body plan.
What is head, thorax, and abdomen?
200
The only truly terrestrial crustaceans.
What are isopods?
200
Arthropods discard their exoskeletons in a periodic process called:
What is molting?
300
The method by which arthropods excrete waste.
What are Malpighian tubules?
300
Spiders secrete silk through these appendages.
What are spinnerets?
300
Larva enclose themselves in a chrysalis and go through a pupa stage in which they become an adult.
What is complete metamorphosis?
300
Teeny tiny, swarm in large groups. Had a single line in Finding Nemo.
What are krill?
300
Eyes made up of many lenses
What are compound eyes?
400
Air enters an arthropod's body through these.
What are spiracles?
400
An insect with a long, slender abdomen that ends in a stinger.
What is a scorpion?
400
Insects develop into adults through a nymph stage.
What is incomplete metamorphosis?
400
Marine crustaceans with five pairs of legs.
What are decapods?
400
Insects make up more than what of all named animal species?
What is half?
500
Arthropods respire through a network of fine tubes called?
What are tracheae?
500
The largest group of arachnids. Some of them cause Lyme Disease.
What are mites?
500
The role an individual plays in its colony.
What is a caste?
500
Anchored and nonmobile.
What is sessile?
500
The three subphyla of arthropods.
What is Chelicerata, Uniramia, and Crustacea?
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