Natural Selection
2 years ago
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20 QuestionsShow answers
  • Question 1
    30 seconds
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    Q. The change over time in populations of related species.
    answer choices
    biological evolution
    transition
    variation
    adaptation
  • Question 2
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    Q. These cause variations.
    answer choices
    mutations
    adaptations
    a desire to change
    injuries
  • Question 3
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    Q. A slight difference in an inherited trait between individual members of the same species.
    answer choices
    variations
    adapatations
    homologous structures
    analogous structures
  • Question 4
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    Q. An inherited trait that increases an organism's chance of surviving and reproducing.
    answer choices
    variation
    adaptation
    vestigial structure
    mutation
  • Question 5
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    Q. The discovery of DNA and genes proved that
    answer choices
    Darwin was wrong
    mutations create variations and come from genes
    we are all the same species
    bats and butterflies have a very close common ancestor
  • Question 6
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    Q. The study of the similarity and differences in body structures between species.
    answer choices
    comparative anatomy
    embryology
    molecular biology
    archaeology
  • Question 7
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    Q. Body parts of organisms that are the same in structure and position but different in function.
    answer choices
    embryos
    homologous structures
    analogous structures
    vestigial structures
  • Question 8
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    Q. Body parts that function like each other, but are different in structure.
    answer choices
    embryos
    homologous structures
    analogous structures
    vestigial structures
  • Question 9
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    Q. Body parts that have lost their original function.
    answer choices
    embryos
    homologous structures
    analogous structures
    vestigial structures
  • Question 10
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    Q. Organisms with these structures are believed to be closely related.
    answer choices
    analogous structures
    homologous structures 
    mutated DNA
    gills
  • Question 11
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    Q. Organisms with these structures are NOT believed to be closely related.
    answer choices
    analogous structures
    homologous structures
    vestigial strucutres
    gills
  • Question 12
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    Q. Organisms with these are believed to be related to an organism who once used the body part.
    answer choices
    analogous structures
    homologous structures
    vestigial structures 
    gills
  • Question 13
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    Q. Studying the development of ____ can provide scientists with evidence that certain species are related.
    answer choices
    fish
    embryos
    Tiktaalik
    vestigial structures
  • Question 14
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    Q. What structure on Tiktaalik links fish to humans?
    answer choices
    gills
    limbs
    embryos
    brain
  • Question 15
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    Q. When an organism of a species is born with a variation in a trait that gives it an advantage in its environment, we call that trait an adaptation.
    answer choices
    true
    false
  • Question 16
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    Q. When an organism of a species has an adaptation, it will compete for resources better, survive longer and pass that adaptation on to it's offspring. This process is called
    answer choices
    evolution by natural selection
    artificial selection
    inbreeding
    outbreeding
  • Question 17
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    Q. What is it called when humans decide which traits of an organism are the most desirable and only allow those organisms with the specific, desired traits to breed.
    answer choices
    biological evolution
    evolution by natural selection
    artificial selection
    inbreeding
  • Question 18
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    Q. When an organism has a trait that allows it to blend in with its environment, we call that ____.
    answer choices
    mimicry
    camouflage
    lucky
    sonic hedgehog gene
  • Question 19
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    Q. When an organism has a trait that makes it resemble another species, either in looks or behavior, we call that ____
    answer choices
    mimicry
    camouflage
    copycatting
    sonic hedgehog gene
  • Question 20
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    Q. The English naturalist that developed the theory of how evolution works.
    answer choices
    Charles Darwin
    Charles M. Schulz
    Charles Dickens
    Charles Norris
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