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WorksheetsEvolution Review
Total questions: 30
Worksheet time: 15mins
Name
Class
Date
1.
The change in the heritable traits of a population over time is considered to be what?
a)
evolution
b)
mutation
c)
reproduction
d)
genetic engineering
2.
What type of reproduction causes variation in a population?
a)
sexual
b)
asexual
3.
What is it called when a new trait helps an organism to survive and/or reproduce?
a)
variation
b)
adaptation
c)
reproduction
d)
genetics
4.
What is it called when DNA randomly changes to produce new traits in an organism/population?
a)
variation
b)
mutation
c)
reproduction
d)
evolution
5.
In order for two organisms to be in the same species, what must occur?
a)
they must be able to reproduce
b)
their offspring must be able to reproduce
c)
their must parents must be the same species
d)
all of the these
6.
What is the name of the scientist who came up with the idea and term "natural selection"?
a)
Mendel
b)
Darwin
c)
Einstein
d)
Watson
7.
In order for giraffes to evolve to have larger necks, what must first happen?
a)
giraffes must stretch their necks to reach leaves
b)
giraffes must be born with different patterns of spots
c)
giraffes must be born with different length necks
d)
giraffes must change their diet to only eat grass
8.
What causes variation in a population?
a)
mutation
b)
sexual reproduction
c)
asexual reproduction
d)
mutation & sexual reproduction
9.
What happens to the giraffes who do not have the adaptation of a long neck?
a)
they starve to death
b)
they survive and mate
c)
they stretch their necks
d)
all of the above
10.
The difference in traits (genotypes and phenotypes) among a group of species is called:
a)
change
b)
adaptation
c)
species
d)
variation
11.
Mutations are beneficial (helpful) because they bring about...
a)
death of the organism in which they develop
b)
genetic variation needed for a population to survive
c)
immigration of a population to a new location
d)
this is not the answer
12.
This diagram shows the head structure of four different birds. The birds' beak shows how the birds...
a)
compete for the same food in their community
b)
require different amounts of food for survival
c)
store food for the winter months
d)
are adapted to get food from different sources
13.
What can scientists determine from comparative anatomy (or homologous structures)?
a)
natural selection does not exist
b)
organisms come from a common ancestor
c)
evolution can take place within an individual organism
d)
evolution can take place within short periods of time
14.
Evidence that living things have evolved over hundreds of millions of years can be found in...
a)
particles in the air
b)
chemicals in the human hair
c)
tree rings from logged trees
d)
rocks containing fossils
15.
Besides fossils, what are other pieces of evidence that suggest evolution has happened?
a)
different organisms share similar DNA
b)
different organisms share similar bone structures
c)
different organisms share similar embryo structures
d)
all of these
16.
Which is a true statement about the fossil record?
a)
the oldest organisms are on top
b)
the oldest organisms are in the middle
c)
the youngest organisms are on top
d)
the youngest organisms are further down
17.
Which of these came first / is the oldest?
a)
fish
b)
mammals
c)
dinosaurs
d)
birds
18.
What islands did Darwin travel to (and study)?
a)
Hawaii Islands
b)
Galapagos Islands
c)
U.S. Virgin Islands
d)
Bahama Islands
19.
What is the adaptation shown here?
a)
poison
b)
thorns
c)
camouflage
d)
fangs
20.
What is the adaptation shown here?
a)
tooth
b)
warning coloration
c)
claws
d)
camouflage
21.
What is the adaptation shown here?
a)
camouflage
b)
spikes
c)
wings
d)
teeth
22.
What is the adaptation shown here?
a)
camouflage
b)
venom
c)
fangs
d)
all of these
23.
According to Darwin's theory of "natural selection," also known as "survival of the fittest," organisms that are "fit" must be able to do what?
a)
survive
b)
reproduce
c)
survive and reproduce
d)
mutate
24.
What is this animal called?
a)
giant tortoise
b)
finch
c)
giraffe
d)
blue footed booby
25.
Which of these is a correct statement based on Darwin's observation of finches on the Galapagos Islands?
a)
The finches evolved from a common ancestor
b)
The finches' beaks were well adapted to their food source
c)
Each island had different looking finches due to different environmental pressures
d)
all of these
26.
In Mendel's second pea plant cross, he noticed that two peas dominant for the yellow color produced offspring with the recessive green genotype/phenotype. What genotype must these parent peas be?
a)
BB
b)
Bb
c)
bb
d)
green
27.
A parent mouse with white fur (bb) mates with a mouse with black fur. 50% of the offspring produced from this cross had white fur. What genotype did the parent with black fur have in order to produce offspring with white fur?
a)
BB
b)
Bb
c)
black
d)
white
28.
Two pea plants with yellow pods, Gg x GG, were crossed. Complete the Punnett square below to determine the results of this cross.
a)
50% GG 50% Gg
= 100% yellow
= 100% yellow
b)
75% GG (yellow)
25%gg (green)
25%gg (green)
c)
50% GG (yellow)
50% gg (green)
50% gg (green)
d)
75% Gg (yellow)
25% gg (green)
25% gg (green)
29.
Name the adaptation.
a)
poison
b)
extra eyelid
c)
produces milk
d)
teeth
30.
Name the adaptation.
a)
poison
b)
camouflage
c)
multiple rows of teeth
d)
hollow bones
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