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Evolution

Total questions: 20

Worksheet time: 40mins

Name
Class
Date
1.

Dolphins have the same arm structure as wolves, what type of evidence for evolution does this represent?

a)

DNA

b)

vestigial structures

c)

homologous structures

d)

embryology

2.
Change over time is
a)
evolution
b)
generation
c)
growth
d)
biogenesis
3.
Natural selection is
a)
survival of the fittest
b)
humans change
c)
two species are the same
d)
more animals survive
4.

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.

5.
Genetic differences between organisms of the same species
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
6.
Which of the following is NOT a factor that affects the process of natural selection?
a)
Overpopulation
b)
Fossils
c)
Competition
d)
Variations
7.
A change in a trait or characteristic that increases an organism’s ability to survive and reproduce.
a)
extinction
b)
natural selection
c)
adaptation
d)
choice
8.
This is an example of:
a)
Survival
b)
Eating
c)
Camouflage
d)
Growth
9.
Fossils, similar body shape, and similar DNA are all evidence that evolution has taken place on our planet. What is the fourth piece of evidence?
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a)
Similarities in hair color
b)
Similar interests
c)
Similarities in early development
d)
Similar hunting patterns
10.

Which of the following best supports the scientific theory of evolution?

a)

fossil evidence

b)

climate change

c)

plate tectonics

d)

rock types

11.
Genetic drift is change in the allele frequency of a population due to...
a)
random chance
b)
natural selection
c)
non-random mating (sexual selection)
d)
artificial selection
12.
This mechanism of evolution occurs when populations migrate.
a)
Extinction
b)
Gene flow
c)
Genetic drift
d)
Natural Selection
13.
A flash flood carried a raft of Amazon ants away from their original population. There is enough distance between the two groups, that they will never meet in nature again. What type of reproductive barrier is this?
a)
behavioral isolation
b)
temporal isolation 
c)
gametic isolation
d)
geographic isolation 
14.
The term for the formation of new and distinct species over the course of evolution is...
a)
speciation
b)
biological species concept
c)
reproductive barrier
d)
natural selection
15.

Females choose males with bright colours and ornaments, as it informs the female of their good genes. This is an example of:

a)

Natural selection

b)

Genetic Drift

c)

Male-male competition

d)

Sexual Selection

16.

In natural selection, selective pressures can include:

a)

Predators

b)

Limited resources

c)

Environmental changes

d)

All of the above

17.

An organism's visual characteristics and assortment of genes are called its:

a)

Phenotype and Genotype

b)

Traits and Alleles

c)

Characteristics and Chromosomes

d)

Allele frequencies

18.

Which of the following is NOT a pattern of macroevolution?

a)

Adaptive radiation

b)

Natural Selection

c)

Coevolution

d)

Convergent Evolution

19.

Two alleles, dark fur and light fur are present in a mice population. The dark fur allele frequency increases, as the mice with this allele can camouflage with the dark environment. This is an example of:

a)

Natural Selection

b)

Sexual Selection

c)

Artificial Selection

d)

Genetic Drift

20.

According to evidence, whales and other mammals share a common ancestor. What evidence supports this?

a)

Vestigial Structures

b)

DNA Analysis

c)

Fossil Records

d)

All of the above