WorksheetsEvolution
Total questions: 28
Worksheet time: 26mins
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.
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
4.
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
5.
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
6.
What do we call a change in a species over time?
a)
Adaptation
b)
Evolution
c)
Extinction
d)
Environmental influences
7.
Ostrich wings are examples of
a)
homologous structures
b)
vestigial structures
c)
adaptations
d)
traits
8.
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
9.
When an organism completely dies out, it is called.....
a)
Adaption
b)
Extinction
c)
Fossilization
d)
Mutation
10.
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
11.
All the individuals of a species that live in a particular area are called a
a)
variation
b)
population
c)
fossil
d)
group
12.
Which layer is oldest?
a)
A
b)
W
c)
G
d)
Z
13.
Which of the following is a fossil?
a)
a plant that has recently died
b)
a group of organisms that can reproduce
c)
a structure or organ that no longer functions
d)
a trace of an organisms that existed in the past
14.
In natural selection, the selective agent is the
a)
humans
b)
mutations
c)
breeders
d)
environment
15.
What is the process in which humans breed organisms for certain traits?
a)
natural selection
b)
inheritance
c)
artificial selection
d)
descent withOUT modification
16.
Natural selection results in change over time by acting on traits that are
a)
heritable
b)
new
c)
mutated
d)
better than the best
17.
What is another name for natural selection?
a)
survival of the smartest
b)
survival of the fastest
c)
survival of the biggest
d)
survival of the fittest
18.
What characteristic did Darwin observe about the finches on the Galapagos Islands?
a)
Their feathers
b)
Genotypes
c)
Their beaks
d)
Their body sizes
19.
Genetic differences between organisms of the same species
a)
Variation
b)
Adaptation
c)
Behavior
d)
Environment
20.
The struggle for existence against other members of an organisms species is
a)
Competition
b)
Natural Selection
c)
gene flow
d)
genetic drift
21.
Magda is a tall, 11 year old drummer. She has a scar on her right cheek. She is good at swimming. Which of her traits did Magda most likely inherit?
a)
height
b)
the scar
c)
ability to swim
d)
ability to play drums
22.
The ability of an organism to survive and reproduce in its specific environment
a)
diversity.
b)
evolution
c)
adaptation
d)
fitness
23.
Which is not evidence for evolution?
a)
many animals have homologous structures due to common ancestry
b)
Many animals have vestigial structures from an ancestor
c)
We can observe changes in life forms by observing the fossil record
d)
All of these are evidence for evolution
24.
What is this an example of?
a)
Homologous structure
b)
Analogous structure
c)
Vestigial organs
d)
Functional adaption
25.
The appendix, which is not needed to survive, is conisdered to be a
a)
Homologous Structure
b)
Analagous Structure
c)
Vestigial Structure
d)
Homology
26.
This kind of structure is when the structures have the same function but have a different structure/form.
a)
analogous structure
b)
homologous structure
c)
vestigial structure
27.
What kind of evidence is shown in this image?
a)
anatomical evidence
b)
fossil evidence
c)
molecular evidence
28.
Why are advantageous traits more likely to be passed down to offspring?
a)
because they come from recessive alleles.
b)
because they come from dominant alleles
c)
because they help the organism survive and reproduce.
d)
because once a trait is in the gene pool, it cannot go away.
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