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Diversity Of Life
Test Description: Standard 5
Instructions: Answer all questions to get your test result.
1) The process that results in changes of inherited traits over time
A
gene pool stagnation
B
vairation drift
C
natural selection
2) Genetic drift tends to occur in populations that are
A
large
B
size does not matter
C
small
3) Genetic equilibrium of a population can be disturbed by
A
mutations
B
movement in and out of area
C
all of the above
D
non random mating
4) What situation might developin a population if some plants' flowers open midday and others at late afternoon
A
temporal isolation
B
geographic isolation
C
genetic drift
D
behavioral isolation
5) The combined gentic information of all members of a particular population is the population's
A
frequency
B
genotype
C
gene pool
D
phenotype
6) Peacocks with bright feathers are healthier and therefore are desired mates is example of
A
adaptions
B
random mating
C
mutations
D
nonrandom mating
7) A source of genetic variation is
A
gene shuffling
B
genotypes
C
phenotypes
D
directional selection
8) Natural selections acts directly on
A
mutations
B
phenotypes
C
genes
D
alleles
9) In genetic drift, allele frequencies change because of
A
chance
B
mutations
C
they don't
D
nonrandom mating
10) The situation in which allele frequencies of a popluation remain constant is called
A
evolution
B
genetic drift
C
natural selection
D
genetic equilibrium
*select an answer for all questions
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