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WorksheetsEvolution QUIZ!
Total questions: 33
Worksheet time: 33mins
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.
Which of the following is a fossil?
a)
a plant that has recently died
b)
a group of organisms that can reproduce
c)
a structure or organ that no longer functions
d)
a trace of an organisms that existed in the past
3.
In natural selection, the selective agent is the
a)
humans
b)
mutations
c)
breeders
d)
environment
4.
a bird that can easily outcompete other birds for food and that can produce many eggs has a high
a)
sexuality
b)
mutation rate
c)
fitness
d)
adaptability
5.
which of the following is an example 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
6.
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
7.
What is suggested by the similarity of early embryos of different species of vertebrates?
a)
no evolutionary relationships between the groups
b)
recent common ancestry
c)
similar environments in the past
d)
evolution from a distant common ancestor
8.
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
9.
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
10.
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
11.
Protein sequences in one organism that resemble those of another suggest a
a)
coincidence
b)
lack of evolutionary relationship
c)
great number of mutations
d)
shared ancestry
12.
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
13.
Genetic variation can arise from a random change in the DNA of a gene. The change is called a(n)
a)
mutation
b)
gene flow
c)
gene pool
d)
allele
14.
What increases genetic variation when animals move from one population to another
a)
genetic drift
b)
sexual selection
c)
bottleneck effect
d)
gene flow
15.
Mutations are important because they bring about
a)
death of the organism in which they develop
b)
genetic variation needed for a population to evolve
c)
benefits for the individual, not for the population
d)
Hardey-Weinberg equilibrium within a population
16.
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
17.
The hind leg bones in a whale are examples of
a)
homologous structures
b)
analogous structures
c)
fossils
d)
vestigal structures
18.
What is the process in which humans breed organisms for certain traits?
a)
natural selection
b)
inheritance
c)
artificial selection
d)
descent without modification
19.
Combined alleles of all individuals in a population is called
a)
phenothype
b)
gene pool
c)
mutation rate
d)
allele frequency
20.
The disappearance of a species.
a)
Evolution
b)
Extinction
c)
Migration
d)
Mutation
21.
Group of organisms capable of interbreeding and producing fertile offspring.
a)
species
b)
gene pool
c)
population
d)
homologous structure
22.
Structures that no longer serve a purpose.
a)
Homologous structures
b)
gene pool
c)
population
d)
Vestigial structures
23.
Group of organisms all of the same species, living in the same place at the same time.
a)
gene pool
b)
population
c)
species
d)
evolution
24.
How would you describe these two features?
a)
Homologous structure
b)
Analogous structure
c)
Structural adaption
d)
Functional adaption
25.
Structures that have the same evolutionary origin even though they may now have different structures or functions are said to be
a)
endemic
b)
homologous
c)
analogous
d)
genetic
26.
A horse and a donkey can successfully mate to produce offspring known as a mule. Mules are sterile . Would mules be classified as a species?
a)
Yes, mules have enough of their own traits to be considered a species.
b)
Yes, the fact that have different number of chromosomes makes them a different species
c)
No, mules are too similar to the parent species
d)
No, due to their inability to reproduce successfully.
27.
Any difference between organisms of the same species
a)
Homologous Structure
b)
Radioactive Dating
c)
Mutation
d)
Variation
28.
The preserved remains of traces of an organisms that lived in the past
a)
Adaptation
b)
Fossil
c)
Mutation
d)
Evolution
29.
Why would a population with a large amount of genetic variation be more likely to survive a severe climate change in its environment?
a)
Individuals will only create offspring well-suited to the climate change
b)
The individuals would produce more offspring
c)
Individuals better suited to the new climate will help less-suited individuals survive
d)
Some individuals will posses traits better suited to the new climate and be more likely to pass them on
30.
Structures with the same parts have different functions; suggests that organisms share a common ancestry
a)
vestigial structures
b)
homologous structures
c)
adaptive radiation
d)
fossil
31.
The entire curve moves in one direction or the other.
a)
Stabilizing selection
b)
Disruptive selection
c)
Directional selection
32.
Favors the middle of the population.
a)
Disruptive selection
b)
Stabilizing selection
c)
Directional selection
33.
Middle is wiped out, extremes survive.
a)
Stabilizing selection
b)
Disruptive selection
c)
Directional selection
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