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Gen Biology: Unit 7 Evolution

Total questions: 20

Worksheet time: 25mins

Name
Class
Date
1.
This scientist came up with the idea of natural selection.
a)
Jean Baptiste Lamarck
b)
Gregor Mendel
c)
Charles Darwin
d)
Thomas Malthus
2.
Inherited trait that helps an organism survive is a(n) __________.
a)
Fossil
b)
Adaptation
c)
Ancestor
d)
Natural selection
3.
Survival of the fittest or when favorable adaptations reproduce faster is called what?
a)
Evolution
b)
Adaptation
c)
Natural selection
d)
Fossilization
4.
Structures with the same parts have different functions; suggests that organisms share a common ancestry
a)
vestigial structures
b)
homologous structures
c)
adaptive radiation
d)
fossil
5.
Which of the following is an example of a vestigial structure?
a)

the wings of a red-tailed hawk

b)

the hind limbs of a house cat

c)

the fins of sharks

d)

wisdom teeth of a human

6.

What do we call a change in a species over time?

a)

Adaptation

b)

Evolution

c)

Extinction

d)

Environmental influences

7.

Ostriches are birds that cannot fly, their wings are examples of

a)

homologous structures

b)

vestigial structures

c)

adaptations

d)

traits

8.
Why do embryologist study embryos?
a)
to see if they are related
b)
to understand adaptations
c)
to determine the age
d)
to learn what parents are vestigial
9.
What is embryology?
a)
the age of organisms
b)
the oldest stage of development
c)
the life span of an organism
d)
the earliest growth stage of development
10.
The environment around Manchester, England, changed during the Industrial Revolution.  How did this change affect peppered moths living in the area?
a)
Natural selection favored moths with dark wings because predators could not see them on the soot-colored trees.
b)
Natural selection favored moths with white wings that were easy for predators to see.
c)
Natural selection favored moths with white wings because predators could not see them on the soot-colored trees.
d)
Natural selection caused moths with white wings to become extinct.
11.
When an organism completely dies out, it is called.....
a)
Adaption
b)
Extinction
c)
Fossilization
d)
Mutation
12.
Two organisms that are closely related would have
a)
very similar DNA sequence
b)
exactly the same DNA sequences
c)
no proteins in common
d)
completely different DNA sequence
13.
Comparing human hemoglobin of chimpanzees, horses, kangaroos, and chickens, reveal that humans have the fewest amino acid differences with 
a)
Kangaroos
b)
Horses
c)
chickens
d)
chimpanzees
14.
All the individuals of a species that live in a particular area are called a
a)
variation
b)
population
c)
fossil
d)
group
15.
According to the law of superposition, which layer is the youngest?
a)
A
b)
B
c)
C
16.
The structures shown are_________
a)
homologous
b)
heterologous
c)
analogous
d)
vestigial
17.

What is is the study of how and why plants and animals live where they do?

a)

Evolution

b)

Adaptive Radiation

c)

Biogeography

d)

Biogeology

18.

What is an example of artificial selection?

a)

Letting dogs choose their own mate

b)

Letting plants pollinate on their own

c)

Crossing a labrador and a poodle to create a labradoodle

19.

The common ancestor of modern-day dogs is the

a)

wolf

b)

fox

c)

terrier

d)

poodle

20.

Natural selection is known as

a)

family descent

b)

survival of the fittest

c)

convergent evolution

d)

divergent evolution

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