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- 1. Multiple Choice
Spiders, ticks, scorpions all belong to which subphylum?
Crustacea
Chelicerata
Myriapoda
Insecta
- 2. Multiple Choice
Which of the following is NOT a characteristic of arthropods?
Open circulatory system
Jointed appendages
Segmented body
Endoskeleton
- 3. Multiple Choice
The exoskeleton of an arthropod is made of which of the following?
chitin
protin
nacre
spongin
- 4. Multiple Choice
Which of the following is NOT a function of the exoskeleton.
Protection
Prevents water loss
Attachment of muscles
Flexibility of movement
- 5. Multiple Choice
Since the exoskeleton limits the growth of arthropods, they have to shed their exoskeletons and form a new one. This is called ____.
defecating
molting
morphing
excreting
- 6. Multiple Choice
Which of the following does not belong in subphylum Crustacea?
Crayfish
Crabs
Shrimp
Millipedes
- 7. Multiple Choice
Which of the following correctly describes a crayfish's body regions?
head, thorax, abdomen
head, abdomen
cephalothorax, abdomen
head, cephalothorax
- 8. Multiple Choice
Which of the following crayfish appendages contain the claws?
Uropods
Telson
Maxillipeds
Chelipeds
- 9. Multiple Choice
Which of the following crayfish structures is used for gas exchange?
Malpighian tubules
Green glands
Gills
Book lungs
- 10. Multiple Choice
The carapace is the part of a crayfish's exoskeleton to covers and protects the
head
thorax
abdomen
cephalothorax
- 11. Multiple Choice
Which subphylum of arthropods has 3 pairs of legs, 1 pair antennae, and wings?
Crustacea
Hexapoda
Myriapoda
Chelicerata
- 12. Multiple Choice
Why do arthropods molt?
It happens for no reason
The females don't like the one that they had
The exoskeleton doesn't grow with the arthropod
They are done hibernating
- 13. Multiple Choice
In which type of environments do arthropods live?
Marine
Freshwater
Land
All of these
- 14. Multiple ChoiceWhat type of symmetry do Arthropods have?RadialBilateralAsymmetrical
- 15. Multiple Choice
Molting is dangerous business since:
it has to occur at the right time
at that time they are vulnerable to predators
it takes a very long time to occur
it releases scents to the water predators can follow easily
- 16. Multiple Choice
Millipedes are different from centipedes because millipedes ___.
have more legs per segment
secrete venom
are predators
hae flattened bodies
- 17. Multiple Choice
The scientific name for an organism consists of the:
class and family name
genus and species name
domain and kingdom name
kingdom and phylum name
- 18. Multiple Choice
An illustration and a dichotomous key are given. What is the correct classification for this organism?Class InsectaOrder AmblygygiOrder AraneaeOrder Scorpiones - 19. Multiple ChoiceA student discovers an arachnid with a segmented abdomen, long legs, and a tail with no stinger. The student uses the dichotomous key below to identify it. Which arachnid has the student found?Whip ScorpionWind ScorpionDaddy long legsScorpion
- 20. Multiple ChoiceA dichotomous key for insects is given. To what order does an insect with two pairs of scaly wings belong?ColeopteraHeteropteraDipteraLepidoptera
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