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Evolution Vocabulary Part 1
Test Description: Vocabulary review for natural selection, adaptation, and mutations.
Instructions: Answer all questions to get your test result.
1) The average span of time between the birth of parents and that of their offspring is known as a(n)
A
mutation
B
selection
C
extinction
D
generation
2) A trait that makes an individual different from other members of its species
A
variation
B
DNA
C
natural selection
D
species
3) A group of organisms that share similar characteristics and can reproduce among themselves
A
adaptations
B
Species
C
families
D
DNA
4) What is any permanent change in a gene or a chromosome (the DNA) called?
A
fission
B
reproduction
C
replication
D
mutation
5) A(n) ________________ is any variation that makes an organism better suited to its environment.
A
commensalism
B
adaptation
C
mutation
D
natural selection
6) Which of these best illustrates natural selection?
A
A population monopolizes all of the resources in its habitat, forcing other species to migrate.
B
An organism with favorable genetic variations will tend to survive and breed successfully.
C
The largest organisms in a species receive the only breeding opportunities.
D
A community whose members work together utilizes all existing resources and migratory routes.
7) In the phrase survival of the fittest, to what does the term fittest refer?
A
The biggest organisms
B
The smartest organisms
C
The fastest organisms
D
The best-adapted organisms
8) __________________________ is an adaptation that enables an organism to blend into its environment.
A
Commensalism
B
Natural Selection
C
Camouflage
D
Adaptation
9) Which word describes the majority of permanent genetic mutations?
A
Helpful
B
Injurious
C
Minor
D
Beneficial
10) Change in inherited traits over time.
A
alleles
B
growth
C
biodiversity
D
evolution
*select an answer for all questions
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