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Evolution

Total questions: 32

Worksheet time: 26mins

Name
Class
Date
1.

When organisms are better adapted to their environment they will survive and reproduce more successfully than organisms less adapted. This process is called what?

a)

Selective breeding

b)

Natural Selection

c)

Cloning

d)

Evolution of all species

2.

Which scientist visited the Galapagos Islands and came up with the theory of natural selection?

a)

Theodor Schwann

b)

Gregor Mendel

c)

Charles Darwin

d)

Rudolf Virchow

3.

Scientists have collected millions of fossils of different organisms, and have developed a timeline of life on Earth. What do we call this?

a)

Mutation

b)

Natural Selection

c)

The theory of evolution

d)

Fossil Record

4.

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)

Gradualism

c)

Homologous Structures

d)

Extinction

5.

A physical or behavioral trait that helps an organism survive and reproduce in its environment is called a what?

a)

An adaptation

b)

A response to a stimulus

c)

A mutation

d)

Evolution

6.

What most likely caused the finches on the Galapagos Islands to have beaks that were different from the finches on the mainland?

a)

There were different types of predators on the island.

b)

There were different types of food available on the island.

c)

The finches had no water to drink.

d)

The finches on the mainland could not fly high enough.

7.

When looking at two birds of the same species, you notice that one has darker feathers than the other one. You also notice that one has a beak that is just a little longer. These slight differences within members of the same species are called.....

a)

Fossils

b)

Extinction

c)

Meiosis

d)

Variations

8.

What is the study of organisms at the early stages of development?

a)

DNA studies

b)

Comparative Embryology

c)

Extinction

d)

Fossil Record

9.

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

a)

Adaptation

b)

Evolution

c)

Extinction

d)

Environmental influences

10.
Darwin wrote that organisms with traits that are best suited to the environment will ________________
a)
increase in number
b)
become extinct
11.
When an organism completely dies out, it is called.....
a)
Adaption
b)
Extinction
c)
Fossilization
d)
Mutation
12.
Genetic differences between organisms of the same species
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
13.
Remains of ancient organisms are called
a)
Extinctions
b)
Fossils
c)
Mutations
d)
Variations
14.
A well-tested concept that explains a wide range of observations is called a(an):
a)
hypothesis
b)
experiment
c)
cause and effect
d)
scientific theory
15.
Which of the following is a term for a group of similar organisms that can reproduce fertile offspring?
a)
individual
b)
population
c)
species
d)
fossil
16.
Mutations are important because they bring about
a)
death of the organism in which they develop
b)
genetic variation needed for a population to evolve
c)
benefits for the individual, not for the population
d)
Hardey-Weinberg equilibrium within a population
17.
According to the diagram, which organism is older?
a)
ammonite
b)
coral
c)
gastropod
d)
trilobite
18.
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)
the tailbone of a human
19.
The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?
a)
Fossil A and C are the same age
b)
Fossil B is older than fossil C
c)
Fossils A is older than fossil B
d)
Fossil D is older than fossil C
20.
If species A and B have very similar genes and proteins, what is probably TRUE?
a)
species A and B share a relatively recent common ancestor
b)
species A evolved independently of species B for a long period
c)
species A is younger than species B
d)
species A is older than species B
21.
The ability of an organism to survive and reproduce in its specific environment 
a)
diversity.
b)
evolution
c)
adaptation
d)
 fitness
22.
Why are advantageous traits more likely to be passed onto offspring?
a)
Because they are more likely to survive and reproduce.
b)
Because they come from dominant alleles.
c)
Because they come from recessive alleles.
d)
Because the trait is an acquired phenotype.
23.
Farmers breed cows to produce high amounts of milk. This is an example of...
a)
Natural Selection 
b)
Variations in a species 
c)
Selective Breeding 
d)
inbreeding
24.
Which of the following is a factor in natural selection?
a)
Individuals of species compete with one another to survive.
b)
All species are genetically diverse.
c)
Individuals better able to adapt to changes leave more offspring.
d)
All are correct 
25.
The Asian shore crab invaded parts of the eastern coast of the United States about 15 years ago. The Asian shore crab preys on blue mussels. In the time since the Asian shore crab arrived, the average shell thickness of the blue mussel population has increased. Which of the following is the most likely reason that this increase in shell thickness has occurred? 
a)
Blue mussels with thick shells attract more crabs that mussels without thick shells.
b)
Blue mussels with thick shells grow in larger colonies than mussels without thick shells.
c)
Blue mussels with thick shells catch more food per day than mussels without thick shells.
d)
Blue mussels with thick shells survive and reproduce more successfully than mussels without thick shells.
26.

The "Best" form of evidence for evolutionary relationships is-

a)

Molecular- DNA

b)

Fossils

c)

Homologous Structures

d)

Analogous Structures

27.

All dogs have the common ancestor the wolf. This is an example of -

a)

divergent evolution

b)

convergent evolution

28.
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
29.
Darwin’s finches is an example of this type of evolution.
a)
Divergent
b)
Coevolution
c)
Convergent
d)
Artificial
30.

A mistake or change in the DNA is called a...

a)

Mutation

b)

Mutilation

c)

Fossil

d)

Species

31.

Variations in beak shape or feather color are caused by...

a)

radiation experiments.

b)

mutations.

c)

Darwin.

d)

the food that is available.

32.

The type of evolution explained by the diagram is

a)

divergent evolution

b)

adaptive radiation

c)

convergent evolution

d)

coevolution

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