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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
DNA
B
evolution
C
natural selection
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
natural selection
B
mimicry
C
adaptation
D
evolution
3) A change in the DNA of an organism is called a
A
chromosome
B
gene
C
cellulitis
D
mutation
4) A group of similar organisms which can breed and produce fertile offspring is called a(n)
A
population
B
species
C
adaptation
D
fitness
5) ______________ are sections of DNA, which make up tightly wound structures called ___________________.
A
genes; DNA
B
chromosomes; genes
C
chromosomes; mutation
D
genes; chromosomes
6) Every organism's DNA includes just __________ chemicals.
A
4
B
5
C
3
D
2
7) Members of the same species in the same location at the same time is called a
A
team
B
camouflage
C
group
D
population
8) The large toe pads of the large green anole is an example of a(n)
A
characterization
B
toe fungus
C
adaptation
D
mutation
9) _____________ traveled to the Galapagos islands during his voyage on the HMS Beagle and found several variations of finches with uniquely shaped beaks.
A
Mendel
B
Coach Stewart
C
Einstein
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
mutation
B
camouflage
C
mimicry
D
toxicity
*select an answer for all questions
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