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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
observe wolves living in their current environments
D
study the fossil records in both America and Canada
2) What is it called when all of the organisms of a species completely die out?
A
fossilization
B
adaptation
C
extinction
D
mutations
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
adaptations
B
absolute dating
C
gradualism
D
homologous structures
4) Which would NOT likely be used as evidence of evolution?
A
similarities in DNA
B
intelligence
C
fossils
D
homologous structures
5) Which example would NOT be considered a fossil?
A
bones buried deep in the earth
B
footprints hardened in mud or rocks
C
imprints left in rocks
D
stories passed down from generation to generation
6) What most likely happened to species that are found in the fossil record but have no living members?
A
they mutated to other species
B
they had offspring of a different species
C
they became extinct
D
they never really existed
7) What natural preservative have scientists discovered fossils within?
A
frozen ground
B
amber
C
all of the above
D
tar
8) studying embryology helps scientists understand what?
A
how a species reproduces
B
the early stages of an organism's growth
C
how a species makes food through photosynthesis
D
where organisms migrate during their lives
9) Scientists compare DNA from living organisms to identify what?
A
geographic isolation
B
natural selection
C
a fossil's location
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 species live in two different environments
B
the two species hibernate during the winter months
C
the two specie are prey to the same species
D
the two species are dormant animals
*select an answer for all questions
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