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WorksheetsEvolution
Total questions: 25
Worksheet time: 28mins
Name
Class
Date
1.
The process by which all organisms change slowly over time because of slight gene variations is called
a)
natural selection
b)
artificial selection
c)
evolution
d)
gene pool
2.
In addition to observing living organisms, Darwin studied the preserved remains of ancient organisms called
a)
fossils
b)
adaptations
c)
homologies
d)
vestigial structures
3.
An inherited characteristic that increases an organism's ability to survive and reproduce in its specific environment is called (n)
a)
vestigial structure
b)
adaptation
c)
speciation
d)
analagous structure
4.
Which of the following conditions are necessary for natural selection to occur?
a)
overproduction of offspring
b)
variation within a population
c)
struggle for existence
d)
all of the above
5.
Temporal isolation occurs when two different populations
a)
develop different mating behaviors
b)
become geographically separated
c)
reproduce at different times
d)
interbreed
6.
When two populations no longer interbreed, what is the result?
a)
genetic equilibrium
b)
reproductive isolation
c)
stabilizing selection
d)
recombinant DNA
7.
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.
8.
What was the name of the ship Darwin traveled the world on?
a)
HMS Beagle
b)
SS Beagle
c)
HMS Bugle
d)
SS Bugle
9.
When every organism of a species has died.
a)
Evolution
b)
Natural Selection
c)
Extinction
d)
Artificial Selection
10.
Fossils help support the idea of evolution because:
a)
They show the age of things
b)
They show the connection between organisms
c)
They show the regions things are found in
d)
They support pangea
11.
What is speciation?
a)
combining of tow species to form one with different traits
b)
isolation that affects mating behaviors
c)
timing of mating that prevents normal sexual selection
d)
divergence of two or more species from an existing one
12.
asexual reproduction produces offspring with
a)
half of a single parent's genes
b)
the same genes as the parent
c)
a mix of genes from two parents
d)
lots of genetic variation
13.
Scientist who proposed the theory of Natural Selection.
a)
Hardy
b)
Weinburg
c)
Darwin
d)
Einstein
14.
Physical separation of a population, leading to speciation.
a)
reproductive isolation
b)
geographic isolation
c)
speciation
d)
gene pool
15.
Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as
a)
vestigial structures
b)
analogous structures
c)
homologous structures
d)
fossil structures
16.
Why would a population with a large amount of genetic variation be more likely to survive a severe climate change in its environment?
a)
Individuals will only create offspring well-suited to the climate change
b)
The individuals would produce more offspring
c)
Individuals better suited to the new climate will help less-suited individuals survive
d)
Some individuals will posses traits better suited to the new climate and be more likely to pass them on
17.
How would you describe this evolution?
a)
Homologous structure
b)
Analogous structure
c)
Structural adaption
d)
Functional adaption
18.
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
19.
which of the folllowing is an exammple 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 wings of an ostrich
20.
All rabbits living in a particular area would be an example of a(n)
a)
population
b)
species
c)
fossil
d)
individual organism
21.
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
22.
Structures that no longer serve a purpose.
a)
Homologous structures
b)
gene pool
c)
population
d)
Vestigial structures
23.
Which is an example of natural selection
a)
nature choosing favorites
b)
a farmer choosing crops to breed
c)
a breeder choosing a dog to breed
d)
bacteria evolving antibiotic resistance
24.
Study of embryos of various organisms
a)
natural selection
b)
embryology
c)
speciation
d)
evolution
25.
What do protists, plants, fungi, and animals ALWAYS have in common? They are all...
a)
Multicellular
b)
Eukaryotic
c)
Prokaryotic
d)
Consumers
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