Multiple Choice
Identify the
choice that best completes the statement or answers the question.
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1.
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How does artificial selection support Darwin’s ideas that he wrote
about in his book On the Origin of Species?
a. | Darwin wrote his famous theory of relativity which confirmed artificial
selection. | b. | Artificial selection demonstrated that variations in genotypes enable species to
adapt | c. | Artificial selection showed that species’ traits change over many
generations. | d. | Selective breeding clearly demonstrated that only the fittest survive in the
wild. |
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2.
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A family visited a dog breeder and requested a
puppy that had short fur and was friendly and lovable.
Which dogs should the breeder select to be the parents of the requested
puppy?
a. | 3 and 4 | b. | 1 and 4 | c. | 1 and 2 | d. | 2 and
3 |
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3.
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Breeders induce mutations in organisms to...?
a. | make organisms more alike. | b. | increase diversity in
populations. | c. | produce organisms with undesirable characteristics. | d. | avoid
inbreeding. |
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4.
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Which statement explains how a population’s genetic variability and
diversity can be affected by selective breeding?
a. | Genetic variability decreases & diversity increases because only few individuals
are bred. | b. | Genetic variability and diversity increase because only select individuals are
bred. | c. | Genetic variability increases & diversity decreases because only few individuals
are bred. | d. | Genetic variability and diversity decrease because only select individuals are
bred. |
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5.
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What is the ultimate source of genetic variability?
a. | mutations | c. | hybridization | b. | inbreeding | d. | radiation |
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6.
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Examine the following Vinn diagram. Which of the following statements would go in the center of this Vinn
diagram where the two circles overlap?a. | genes cause photosynthesis to occur in land animals but not marine
organisms | b. | structural changes occur over many generations | c. | Finches from the
Galapagos islands displayed different beak variations. | d. | phenotypes remain identical from generation to
generation |
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7.
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A student is studying the advantages of selective breeding in plants. She made
the following list of possible advantages:
1) possibly produce corn that attracts
grasshoppers
2) possibly develop grass that can grow with less water
3) possibly develop wheat
that can grow in different types of soil
4) possibly produce oranges that are not affected by
freezing temperatures
Which items on the list provide logical arguments in favor of selective
breeding?
a. | 2 and 4 | c. | 1. 2, and 3 | b. | 2, 3, and 4 | d. | 3 and 4 |
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8.
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A farmer wants to grow a crop that is resistant to
disease while producing more fruit per plant.
Which plants should the farmer select to cross to get the desired combination
of traits?
a. | 1 and 3 | b. | 3 and 4 | c. | 2 and 4 | d. | 1 and
2 |
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9.
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Which of the following statements is NOT true?
a. | Inbreeding and hybridization are opposite processes. | b. | Hybridization is
used to produce new varieties of plants and animals. | c. | A hybrid plant has all the characteristics of
both its parents. | d. | Inbreeding can produce an offspring that has a
defect that neither parent shows. |
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10.
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Which of the following is most likely to bring together two recessive alleles
for a genetic defect?
a. | genetic engineering | c. | hybridization | b. | inbreeding | d. | transformation |
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