Quiz 13 Q's

Question 1

Which of the following reduce heterozygosity?
balancing selection
migration
large population size
directional selection
mutation

Answer 1

directional selection

Question 2

Which of the following is/are NOT a principle of Darwinian evolution?
There is variation in morphology, physiology, and behavior among individuals in a population.
Darwinian evolution fully describes where all living things come from.
Offspring resemble their parents more closely than unrelated individuals.
In any given environment, some individuals are more successful at surviving and reproducing than others.
All of the answer options are correct.

Answer 2

Darwinian evolution fully describes where all living things come from

Question 3

Which of these principles of evolution, as described by Darwin’s theory, is correctly matched with its role in evolution?
Principle of variation: Variation in morphology, physiology, and behavior must be present in a population for selection to occur.
Principle of selection: Variation in morphology, physiology, and behavior must be present in a population for selection to occur.
Principle of variation: Offspring must resemble their parents more than they resemble unrelated individuals.
Principle of heredity: Some genotypes of a population should be more successful at surviving and reproducing than other genotypes in a given environment.
None of the answer options is correct.

Answer 3

principle of variation: variation in morphology, physiology, and behavior must be present in a population for selection to occur

Question 4

Which of the following are requirements for evolution by natural selection?
I environmental change
II differential survival and reproduction
III heritability of phenotypic variation
IV variation in phenotype
V sexual reproduction

Answer 4

II, III, IV

Question 5

Which of the following processes will increase genetic variation within populations?
asexual reproduction
mutation
directional selection
incompatible selection
genetic drift

Answer 5

mutation