Which of the following statements is false about amphibians?
A) There are currently about 5,500 known species.
B) Many species are declining in abundance.
C) Several species of frogs and salamanders are now listed as threatened or endangered.
D) Chemical pollution of aquatic habitats is not a contributing factor to their current problems.
E) Mark Twain's "celebrated jumping frog" is at risk.
Correct Answer:
Verified
Q8: Most amphibians are completely dependent on an
Q10: Q18: Archaeopteryx Q18: Sharks differ from most other fish in Q19: Filter-feeding is used by Q21: Which of the following is (are) common Q22: When vertebrates invaded land, they encountered several Q25: Which of the following is not a Q26: All EXCEPT which of the following have Q28: The malformation in the animal pictured in
A)is an example of a "missing link."
B)had
A)sea squirts.
B)clams.
C)sponges.
D)lancelets.
E)all of these.
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