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