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Rancier - Evolution
Test Description: Evolution Review - 8th Grade Science
Instructions: Answer all questions to get your test result.
1) The fur of a snowshoe rabbit changes to white during the winter. This change is an example of
A
metabolism
B
competition
C
metamorphosis
D
adaptation
2) Evidence that living things have evolved over hundreds of millions of years can be found in
A
tree rings from recently logged trees
B
chemicals in human hair
C
particles in the air
D
rocks containing fossils
3) If a species is no longer able to reproduce, it will
A
become extinct
B
increase its population
C
become immune to disease
D
adapt to its environment
4) Extinction of a species is most likely to occur as a result of
A
evolution
B
environmental changes
C
selective breeding
D
migration
5) Feathers, wings, and the hollow bones of birds are examples of
A
reproductive structures
B
responses to stimuli
C
unnecessary body parts
D
adaptations for flight
6) In which organisms could evolution occur most rapidly?
A
birds
B
bacteria
C
fish
D
humans
7) Scientists wanted to produce a smaller variety of German shepherd dogs so they mated the smallest dogs from different litters for several generations. This is an example of
A
mutation
B
natural selection
C
extinction
D
selective breeding
8) The gradual change in a species over time is called
A
variation
B
migration
C
mutation
D
evolution
9) A species is a group of similar organisms that
A
all have exactly the same traits
B
can live together on an island
C
can mate with each other and produce fertile offspring
D
can migrate to an island from the mainland
10) Which event is the best example of competition between species in a pond environment?
A
lizards and snakes lying in the sun
B
dragonflies landing on lily pads
C
frogs and toads eating flies
D
hawks eating mice
*select an answer for all questions
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