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Evolution
Test Description: Questions on evolution and natural selection
Instructions: Answer all questions to get your test result.
1) A species is a group of similar organisms that
A
can mate and produce fertile offspring
B
can migrate from island to island
C
can live together
D
all have the exact same traits
2) A trait that helps an organism survive and reproduce is called a(n)
A
adaptation
B
variation
C
evolution
D
mutation
3) The process by which individuals are better adapted to their environment and are more likely to survive and reproduce is
A
variation
B
adaptation
C
competition
D
natural selection
4) How does natural selection lead to evolution?
A
helpful traits accumulate among surviving members of the species
B
stronger offspring kill weaker members of the species
C
environmental changes kill weaker members of the species
D
overproduction provides food for stronger members of the species
5) creating more offspring than can possibly survive is called
A
homologous structures
B
evolution
C
competition
D
overproduction
6) Similar structures that related species have inherited from a common ancestor are called
A
homologous structures
B
early development
C
developmental organisms
D
fossils
7) What is one of the main ways that a new species forms?
A
mutations occur in members of the species and kill them
B
competition between members of the species
C
cross-breeding occurs within the species
D
a group is separated from the rest of the species
8) How do MOST fossils form?
A
A dead organism becomes buried in sediment.
B
An organism becomes frozen in ice.
C
An insect becomes trapped in amber
D
A dead organism becomes buried in tar.
9) Differences between members of the same species are called
A
traits
B
adaptation
C
variations
D
selections
10) Scientists combine evidence from fossils, body structures, and DNA to
A
determine whether an organism will have fins during its early development
B
decide which fossils are older than others
C
determine what bones an organism will have in its forearm,
D
determine the evolutionary relationships among species
*select an answer for all questions
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