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8th Grade Unit 5 - Genetics And Traits
Test Description: Unit 5 -
Instructions: Answer all questions to get your test result.
1) A _____________ is a physical structure or behavior that better allows a species to survive.
A
evolution
B
natural selection
C
DNA
D
adaptation
2) The process in which organisms of a species are most adapted to their environments have a better chance of surviving to reproduce is called
A
adaptation
B
evolution
C
mimicry
D
natural selection
3) A change in the DNA of an organism is called a
A
cellulitis
B
gene
C
mutation
D
chromosome
4) A group of similar organisms which can breed and produce fertile offspring is called a(n)
A
adaptation
B
species
C
fitness
D
population
5) ______________ are sections of DNA, which make up tightly wound structures called ___________________.
A
genes; DNA
B
chromosomes; genes
C
genes; chromosomes
D
chromosomes; mutation
6) Every organism's DNA includes just __________ chemicals.
A
5
B
3
C
4
D
2
7) Members of the same species in the same location at the same time is called a
A
population
B
group
C
team
D
camouflage
8) The large toe pads of the large green anole is an example of a(n)
A
characterization
B
adaptation
C
mutation
D
toe fungus
9) _____________ traveled to the Galapagos islands during his voyage on the HMS Beagle and found several variations of finches with uniquely shaped beaks.
A
Einstein
B
Mendel
C
Coach Stewart
D
Darwin
10) The non-venomous Californian king snake bears a very similar appearance to the deadly coral snake. This is an example of
A
mimicry
B
toxicity
C
mutation
D
camouflage
*select an answer for all questions
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