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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
rocks containing fossils
C
particles in the air
D
chemicals in human hair
3) If a species is no longer able to reproduce, it will
A
adapt to its environment
B
become immune to disease
C
become extinct
D
increase its population
4) Extinction of a species is most likely to occur as a result of
A
environmental changes
B
evolution
C
selective breeding
D
migration
5) Feathers, wings, and the hollow bones of birds are examples of
A
unnecessary body parts
B
reproductive structures
C
adaptations for flight
D
responses to stimuli
6) In which organisms could evolution occur most rapidly?
A
humans
B
birds
C
fish
D
bacteria
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
selective breeding
D
extinction
8) The gradual change in a species over time is called
A
migration
B
evolution
C
mutation
D
variation
9) A species is a group of similar organisms that
A
all have exactly the same traits
B
can mate with each other and produce fertile offspring
C
can migrate to an island from the mainland
D
can live together on an island
10) Which event is the best example of competition between species in a pond environment?
A
lizards and snakes lying in the sun
B
frogs and toads eating flies
C
dragonflies landing on lily pads
D
hawks eating mice
*select an answer for all questions
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