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Author Quiz
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1

Which of the following exhibits a geographic barrier?
A)the same species of bird on island A and island B.
B)fish in the water between island A and island B.
C)trees on island A and bushes on island B.
D)Island A and B both have field mice, but the field mice on island A are brown and the field mice on island B are grey.
2

If life originated on Earth as heterotrophs, the first organisms
A)must have carried on photosynthesis.
B)must have carried on aerobic respiration.
C)must have been eukaryotic.
D)must have carried on anaerobic respiration.
3

According to current theories about the origin of life, which one of the following must have preceded all the others?
A)eukaryotic organisms
B)oxygen in the atmosphere
C)photosynthesis
D)plants
4

Which one of the following is an example of natural selection in operation?
A)Male mosquitoes will only mate with females of the same species that produce a particular frequency of sound with their beating wings.
B)Female elk die of old age and are replaced by younger females.
C)Wolves will eat beavers when moose are not available.
D)Cows that produce large quantities of milk produce as many babies as do cows that produce smaller quantities of milk.
5

You would reasonably expect to find the subspecies of a particular species
A)incapable of interbreeding.
B)occupying slightly different habitats or even distinct habitats.
C)having distinct differences from each other, so as to be easily recognized by the untrained observer.
D)having all of these characteristics.
6

Natural selection will not occur if
A)all individuals in the species have the same genetic material.
B)there is no sexual reproduction.
C)there is a high number of mutations in each generation.
D)the population is extremely large (millions of individuals).
7

The domains Eubacteria and Archaea are similar in that they
A)both have RNA as their genetic material.
B)both are very closely related to the Eukarya.
C)are both prokaryotic.
D)both carry out photosynthesis is extremely hot environments.
8

If the first organisms on Earth were heterotrophs they would have
A)eaten autotrophs.
B)required organic molecules in their environment.
C)carried on photosynthesis.
D)used RNA as their genetic material.
9

The origin of eukaryotic cells
A)occurred before prokaryotic cells.
B)probably occurred as a result of different prokaryotic cells combining into one cell.
C)occurred 3.5 billion years ago.
D)resulted in the extinction of prokaryotic cells.
10

All of the following provide evidence that supports the concept of evolution from a common ancestral type except
A)all organisms use DNA as their genetic material.
B)the fossil record shows prokaryotic cells first, then eukaryotic, then multicellular plants and animals.
C)embryos of related organisms have very similar stage
D)animals that practice a particular behavior get better at that behavior.





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