WorksheetsEvolution
Total questions: 35
Worksheet time: 44mins
Name
Class
Date
1.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
2.
Over time, adaptions can lead populations to experience
a)
environmental changes
b)
genetic changes
c)
geological changes
d)
extinction
3.
what did Charles Darwin observe in finch populations of the Galapagos Islands off the coast of South America?
a)
different species on different islands
b)
all species on one of the islands
c)
identical species on all the islands
d)
the same species as North America
4.
In natural selection, the selective agent is the
a)
humans
b)
mutations
c)
breeders
d)
environment
5.
which of the following describes natural selection
a)
it acts on genetic material directly
b)
it acts on existing physical traits
c)
it forms new traits
d)
it forms new genetic material
6.
Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
a)
vestigial structures
b)
analogous structures
c)
homologous structures
d)
fossil structures
7.
If an organism has a vestigial structure, that structure likely once had a function in a(n)
a)
close relative
b)
early ancestor
c)
unrelated organism
d)
embryological stage
8.
a measure of how commonly a particular allele occurs in a population is known as the
a)
gene pool
b)
allele frequency
c)
mutation rate
d)
phenotype
9.
What kid of isolation occurs when two populations of birds have different courtship dances?
a)
geographic
b)
sexual
c)
temporal
d)
behavioral
10.
What is evolution
a)
A theory that states species slowly change over time through the process of natural selection
b)
an assumption that proves that plants evolve into animals
11.
What are homologous structures?
a)
Similar structures that dont come from same embryonic tissue
b)
structures that are shared by related species and that have been inherited from a common ancestor
12.
What are analogous structures?
a)
body parts that share common function, but not structure
b)
body parts that have different functions and same structure
13.
Darwin spent majority of his time in
a)
Africa
b)
Australia
c)
South America
d)
Europe
14.
Which beak would be best for breaking apart large seeds?
a)
1
b)
2
c)
3
d)
4
15.
All fossils found resemble current animals found on Earth
a)
True
b)
False
16.
Organisms acquiring traits what due to using or not using a particular organ was the thought of
a)
Darwin
b)
Lamarck
c)
Hutton
d)
Lyell
17.
Evidence of evolution includes
a)
Fossil Record
b)
Similar species in different land-masses
c)
Organisms are suited for their particular environment
d)
All are evidence of evolution
18.
One part NOT included in Darwin's Theory is
a)
Evolution by Natural Selection
b)
Descent with Modification
c)
Organisms compete for resources
d)
How traits are passed from parents to offspring
19.
What caused Darwin to ultimately publish his results?
a)
His wife encouraged him to
b)
Wallace wrote an essay about evolution
c)
His daughter passed away
d)
His brother forced him
20.
Differences in hair, eye, and skin color are examples of
a)
Artificial variation
b)
Natural variation
c)
Natural Selection
d)
Artificial Selection
21.
The difference in the physical traits of an individual from those of other individuals in a group is called a(n)
a)
change
b)
adaption
c)
species
d)
variation
22.
a bird that can easily outcompete other birds for food and that can produce many eggs has a high
a)
life expectancy
b)
mutation rate
c)
fitness
d)
adaptability
23.
which of the folllowing is an exammple of a vestigial structure?
a)
the wings of a red-tailed hawk
b)
the hind limbs of a house cat
c)
the fins of sharks
d)
the wings of an ostrich
24.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
25.
The five-factors gene flow, genetic drift, mutation, natural selection and ....
a)
non-random mating
b)
controlled mating
c)
emigration
d)
immigration
26.
What is speciation?
a)
combining of tow species to form one with different traits
b)
isolation that affects mating behaviors
c)
timing of mating that prevents normal sexual selection
d)
divergence of two or more species from an existing one
27.
two species are in different environments and look very similar. However, that are not closely related (analogous). Their resemblance is most likely an example of.
a)
sexual selection
b)
temporal isolation
c)
convergent evolution
d)
divergent evolution
28.
what type of isolation occures which the timing of reproduction is different between two populations?
a)
geographic
b)
temporal
c)
behavioral
d)
selective
29.
What type of genetic drift occurs when the population size is greatly decreased?
a)
Founder's Effect
b)
Bottleneck Effect
c)
Intrasexual Selection
d)
Intersexual Selection
30.
Which of the following ideas proposed by Lamarck was later found to be incorrect?
a)
Acquired characteristics can be inherited
b)
All species are descended from other species
c)
Living things change over time
d)
There is a relationship between an organism and its environment
31.
According to Lyell, how are geographical features formed?
a)
Slowly, forces such as erosion have accumulated over time
b)
They appeared in a matter of hours
c)
They appeared in a matter of a few years
d)
Differently than they were created in the past
32.
Which of the following is an example of gene flow?
a)
A subordinate wolf successfully challenges the alpha male and mates with pack females
b)
A deer picks up spores from a plant as it grazes and deposits them next to that plant.
c)
A young stallion is driven out of its herd by the alpha stallion and begins its own herd in another location
d)
All of these answers
33.
Favors the middle of the population.
a)
Disruptive selection
b)
Stabilizing selection
c)
Directional selection
34.
The entire curve moves in one direction or the other.
a)
Stabilizing selection
b)
Disruptive selection
c)
Directional selection
35.
Middle is wiped out, extremes survive.
a)
Stabilizing selection
b)
Disruptive selection
c)
Directional selection
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