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Worksheets3.4 Speciation DB024
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
Which of the following is NOT an example of Prezygotic Reproductive Isolation?
a)
Geographic
b)
Behavioral
c)
Low Hybrid Viability
d)
Gametic
2.
Do prezygotic isolating mechanisms occur:
a)
before the zygote
b)
after the zygote
c)
at the same time as the zygote
d)
none of these
3.
Which of the following is NOT part of the Biological Species Concept?
a)
Must meet in nature & have gene flow
b)
Must be able to reproduce & share a gene pool
c)
Offspring must be sterile
d)
Offspring must be fertile
4.
The term for the formation of new and distinct species over the course of evolution is...
a)
speciation
b)
biological species concept
c)
reproductive barrier
d)
natural selection
5.
What is a species?
a)
A group of organisms that can mate with each other and produce fertile offspring.
b)
A group of organisms that can mate and produce offspring even if those offspring are infertile.
c)
A group of organisms that genetically are very different from each other.
d)
Indivual organisms that live in the same environment.
6.
a)
The image shows analogous structures.
b)
The image shows convergent evolution.
c)
The image shows adaptive radiation.
d)
The image shows organisms that are not closely related.
7.
Genetic drift is change in the allele frequency of a population due to...
a)
random chance
b)
natural selection
c)
non-random mating (sexual selection)
d)
artificial selection
8.
Genetic Drift is more likely to happen in...
a)
aquatic populations
b)
small populations
c)
terrestrial populations
d)
older populations
9.
Term for when chromosomes are formed when 2 species hybridize
a)
autoploidy
b)
allopolyploidy
10.
If the morphology of two species' genitalia prevents them from mating, the isolation barrier is:
a)
Gametic isolation
b)
Mechanical isolation
c)
Reduced hybrid fertility
d)
Behavioral isolation
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