exoskeleton
Arthropods have external skeletons. This topic is part of Biology within Science & Nature. This page currently draws on 13 supporting questions, with answers and bonus facts available below.
exoskeleton trivia questions
An exoskeleton is a skeleton located where?
Answer: Outside the body
Bonus fact: Arthropods have external skeletons.
Which group commonly has an exoskeleton made largely of chitin?
Answer: Arthropods
Bonus fact: Insects, spiders, and crustaceans are arthropods.
Why must many arthropods molt?
Answer: Their exoskeleton cannot expand continuously
Bonus fact: Molting allows growth beyond the old rigid shell.
What is a shed arthropod exoskeleton called?
Answer: Exuvia
Bonus fact: Exuviae are the cast-off outer coverings of arthropods.
Which animal phylum contains insects, spiders, crustaceans, and the greatest number of described animal species?
Answer: Arthropoda
Bonus fact: Arthropods are characterized by jointed appendages and an exoskeleton.
What is the name of the rigid external skeleton that supports and protects an insect's body?
Answer: Exoskeleton
Bonus fact: Insect exoskeletons are made largely of chitin and must be shed for growth.
Lobsters have a hard outer covering called what?
Answer: Exoskeleton
Bonus fact: Lobsters shed their exoskeleton as they grow.
What is the hard outer covering of a crab called?
Answer: Exoskeleton
Bonus fact: The exoskeleton protects and supports the body; the carapace is the dorsal part.
What hard outer covering protects crustaceans?
Answer: Exoskeleton
Bonus fact: Their exoskeleton contains chitin.
What process leaves behind a cicada shell?
Answer: Molting
Bonus fact: The growing insect sheds its old exoskeleton.
Fungal cell walls contain what material?
Answer: Chitin
Bonus fact: Chitin also occurs in arthropod exoskeletons.
A cicada shell found on a tree is usually the shed what?
Answer: Exoskeleton
Bonus fact: Cicada nymphs leave empty skins after molting.