Arthropoda & Tardigrades

What is the exoskeleton of arthropods made of

• Cellulose

• Peptidoglycan

• Chitin

• Cartilage

Terrestrial arthropods excrete through malphigian tubes

• True

• False

Which of these subphylums is extinct?

• Crustacea

• Myriapoda

• Hexapoda

• Trilobitomorpha

Which of these is incorrect for arthropods?

• They have a segmented body

• They have a closed circulatory system

• They have compound eyes

• They have joint appendages

What is molting?

• The process in which arthropods reproduce
• The process in which arthropods shed their outer covering and grow a larger one.
• The process in which larval forms develop into adult forms
• The process in which arthropods breathe

What subphylum and class would a spider belong to?

• crustacea - arachnid
• chelicerata - merostomata
• chelicerata - arachnid
• myriapoda - arachnid

What does the name Arthropod mean?

• "Suit of Armor"
• "Hard Cover"
• "Jointed Foot"
• "Tough Foot"

In your backyard, you find an almost clear, crunchy shape attached to a tree. It looks like a bug of some kind, but it is just the hollow exterior. You decide that this must have come from an insect that just shed its exoskeleton during __________________. 

• Reproduction
• Molting
• Digestion
• Regeneration

Spiders, scorpions, horseshoe crabs, and other members of their subphylum typically have _____________________ as a feeding appendage. 

• Mandible
• Tusks
• Chelicerae
• Incisors

Most arthropods have separate males and females, meaning they are ___________.

• Monoecious
• Hermaphroditic
• Dioecious
• Asexual