Adaptations & Genetic Change
2 years ago
jdonley
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12 QuestionsShow answers
  • Question 1
    30 seconds
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    Q.

    A physical or behavioral trait an organism is born with that helps it survive is -

    answer choices

    A mutation

    An adaptation

    Genetic variation

    Gene flow

  • Question 2
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    Q.

    Individuals in a population that have the traits needed to survive in the environment get to survive and reproduce. Their offspring inherit those traits. Over time, a greater percentage of the population will have those successful traits.

    answer choices

    Natural selection

    Selective breeding

    Artificial selection

    Mutations

  • Question 3
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    Q. Individual plants or animals in a population with certain desired traits are chosen by breeders, farmers, or ranchers to mate. The people hope to get the desired traits in the offspring.
    answer choices
    Natural selection
    Selective breeding
    Gene flow
    Mutations
  • Question 4
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    Q.

    The process of natural selection leads to genetic change in a population.

    Which factor causes the population to change in natural selection?

    answer choices

    Environmental conditions or challenges

    Individual choice

    Human intervention

    Migration over long distances

  • Question 5
    30 seconds
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    Q.

    Selective breeding leads to genetic change in a population.

    Which factor causes the population to change in selective breeding?

    answer choices

    Environmental conditions or challenges

    Individual choice

    Human intervention

    Migration over long distances

  • Question 6
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    Q.

    A mouse that is faced with environmental challenges, such as limited food, drought, and predators -

    answer choices

    Will either survive or die

    Can change its fur to be more camouflaged

    Can change the shape of its teeth to feed on different types of food

    Can begin migrating long distances in search of better habitat

  • Question 7
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    Q.

    The coral snakes that were able to survive the summer drought reproduced. Their offspring will likely be able to tolerate drought.


    Natural selection [or] Selective breeding?

    answer choices

    Natural selection

    Selective breeding

  • Question 8
    30 seconds
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    Q.

    Mating a male pig (boar) with excellent muscle mass to a female pig (sow) with a wide body.


    Natural selection [or] Selective breeding?

    answer choices

    Natural selection

    Selective breeding

  • Question 9
    30 seconds
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    Q.

    Cross-pollination of cucumber plants to increase overall length and disease resistance.


    Natural selection [or] Selective breeding?

    answer choices

    Natural selection

    Selective breeding

  • Question 10
    30 seconds
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    Q.

    The vampire bats that were able to survive a disease in the population reproduced. Their offspring will likely be resistant to the disease.


    Natural selection [or] Selective breeding?

    answer choices

    Natural selection

    Selective breeding

  • Question 11
    30 seconds
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    Q.

    Random changes in the DNA are -

    answer choices

    Natural selection

    Mutations

    Adaptations

    Genetic migration

  • Question 12
    30 seconds
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    Q.

    Which two factors contribute most to genetic variation in populations and species? (choose TWO answers)

    answer choices

    Asexual reproduction

    Environmental pressures

    Sexual reproduction

    Mutations

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