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Genetics, Adaptations, Natural Selection
Test Description: Genetics, adaptations, and natural selection basic knowledge.
Instructions: Answer all questions to get your test result.
1) How do adaptations begin?
A
adaptations occur every other year
B
random genetic mutations
C
selected genetic mutations
D
an organism asks for the adaptation
2) What are the two types of adaptations?
A
physical and behavioral
B
physical and believable
C
genetic and nongenetic
D
behavioral and genetic
3) Which statement is true?
A
Adaptations provide a benefit in any environment.
B
Adaptations and natural selection are the same thing.
C
Adaptations are not common in a population.
D
Adaptations provide a benefit in a specific environment.
4) Features an organism has that give it an advantage in a specific environment describes
A
behavioral trait
B
physical trait
C
physical adaptation
D
behavioral adaptation
5) The process of a trait becoming more common or less common in a specific environment is
A
artificial selection
B
natural selection
C
mutation
D
adaptation
6) Who is well known for developing the idea of natural selection?
A
Chase Darwin
B
Carl Darwin
C
Conrad Darwin
D
Charles Darwin
7) Which of the following could be an example of a physical adaptation?
A
swims
B
claws
C
howls
D
digs
8) An act an organism does describes
A
behavioral trait
B
behavioral adaptation
C
physical adaptation
D
physical trait
9) An possible example of a behavioral adaptation is
A
light colored fur
B
large ears
C
long tail
D
lays eggs
10) True or False? Dark colored fur is an adaptation for mice living in Antarctica.
A
False
B
True
11) Which of the following is not an adaptation?
A
burrowing into the dirt
B
camouflage
C
large paws
D
putting on a hat
12) Which of the following could be an example of a physical adaptation?
A
flying
B
having whiskers
C
building a nest
D
hunting at night
13) Finish the missing part of the sentence: Mutations occur randomly in the DNA. Mutations _________________________.
A
are always harmful.
B
can be helpful or have no effect, but they are mostly harmful.
C
are usually helpful.
D
can be helpful, harmful, or have no effect.
14) For a trait to be an adaptation, the trait must provide
A
an improved function or advantage for the organism in the environment
B
a new environment
C
a new feature for the organism in the environment
D
no change for the organism in the environment
15) True or False? An adaptation in one environment will definitely be an adaptation in another environment.
A
True
B
False
16) The four bases that make up DNA are
A
first, second, third, and home
B
A, B, C, D
C
1, 2, 3, 4
D
A, T, C, G
17) One form of a gene pair is a(n)
A
genotype
B
allele
C
trait
D
phenotype
18) The trait expressed in an individual is the
A
recessive
B
phenotype
C
dominant
D
genotype
19) This is represented with a capital letter and only requires one allele for it to be expressed.
A
dominant
B
genotype
C
recessive
D
phenotype
20) The passing of traits from parent to offspring is known as
A
Mutation
B
heredity
C
adaptations
D
DNA
*select an answer for all questions
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