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