Sharks 1/4 Question Preview (ID: 1905)


Marine Bio. TEACHERS: click here for quick copy question ID numbers.

The stomach of a shark is u shaped
a) true
b) false
c)
d)

the shark's spiracle has a mild toxin that serves as a defense mechanism
a) true
b) false
c)
d)

the swim bladder of a shark is filled with dense oil
a) true
b) false
c)
d)

sharks have keen, steroscopic vision
a) true
b) false
c)
d)

because of the restriction of space, sharks grow more slowly in captivity
a) true
b) false
c)
d)

most sharks have 5 to 7 gill slits
a) true
b) false
c)
d)

most sharks lay eggs
a) true
b) false
c)
d)

as in humans, the shark's ear regulates a sense of balance
a) true
b) fasle
c)
d)

the basic form of the shark is unchanged from prehistoric time
a) true
b) false
c)
d)

evolution is a slow process, but ever changing
a) true
b) false
c)
d)

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