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Evidence Of Evolution And Extinction
Test Description: VA SOL 13abc
Instructions: Answer all questions to get your test result.
1) A scientist believes that American dogs evolved from Canadian wolves. To test this hypothesis the scientist should...
A
interview American and Canadian dog owners
B
conduct an experiment on the food choices of dogs and wolves.
C
study the fossil records in both America and Canada
D
observe wolves living in their current environments
2) What is it called when all of the organisms of a species completely die out?
A
adaptation
B
extinction
C
mutations
D
fossilization
3) Sometimes bones in the front limbs of animals are very similar in structure. What do we call similar bone structures that indicate a link to a common ancestor?
A
homologous structures
B
adaptations
C
absolute dating
D
gradualism
4) Which would NOT likely be used as evidence of evolution?
A
fossils
B
intelligence
C
homologous structures
D
similarities in DNA
5) Which example would NOT be considered a fossil?
A
stories passed down from generation to generation
B
footprints hardened in mud or rocks
C
imprints left in rocks
D
bones buried deep in the earth
6) What most likely happened to species that are found in the fossil record but have no living members?
A
they never really existed
B
they became extinct
C
they mutated to other species
D
they had offspring of a different species
7) What natural preservative have scientists discovered fossils within?
A
tar
B
amber
C
all of the above
D
frozen ground
8) studying embryology helps scientists understand what?
A
how a species reproduces
B
how a species makes food through photosynthesis
C
the early stages of an organism's growth
D
where organisms migrate during their lives
9) Scientists compare DNA from living organisms to identify what?
A
natural selection
B
a fossil's location
C
geographic isolation
D
similarities between species
10) Why has the original fox animal species evolved into two species, a red and silver fox, overtime?
A
the two specie are prey to the same species
B
the two species are dormant animals
C
the two species live in two different environments
D
the two species hibernate during the winter months
*select an answer for all questions
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