Arthropods are successful because they have
A) a very efficient respiratory system.
B) highly developed sensory organs.
C) reduced competition through metamorphosis.
D) a protective exoskeleton that allows both protection and mobility.
E) All of the choices are correct.
Correct Answer:
Verified
Q4: Members of the class Arachnida have
A)a cephalothorax
Q5: How do spiders eat?
A)A spider mashes and
Q6: Which arachnid has a bite or sting
Q7: Spider silk
A)is very strong but cannot be
Q8: What makes the shell of a lobster
Q10: Chelicerate arthropods possess
A)pedipalps.
B)antennae.
C)mandibles.
D)three pairs of walking legs.
E)All
Q11: The excretory system of insects and spiders
Q12: The correct order for layers of ectoskeleton
Q13: Sea spiders
A)are extinct.
B)feed on fluids of soft-bodied
Q14: Eurypterids
A)resembled insects.
B)are extinct.
C)are called sea spiders.
D)were very
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