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Evolution- Change Over Time
Test Description: Evolution by natural selection
Instructions: Answer all questions to get your test result.
1) Which scientist's theory of evolution is accepted in the scientific community today?
A
Darwin
B
Watson
C
Franklin
D
Mendel
2) Successful organisms can pass on the genes for their adaptations through reproduction. This describes...
A
adaptation
B
mutation
C
natural selection
D
descent and change
3) Mutations are changes in DNA that can lead to...
A
Both good and bad characteristics in evolution
B
only bad characteristics in evolution
C
only good characteristics in evolution
4) a change in an individual's genetic code is called...
A
mutation
B
evolution
C
natural selection
D
variation
5) A trait or characteristic that makes an organism well suited to its environment and improves its chance of survival is called _____.
A
mutation
B
fitness
C
adaptation
D
natural selection
6) The gradual change in the genetic makeup of an entire species over a very long time is known as _____.
A
chance
B
adaptation
C
evolution
D
natural selection
7) Camouflage (blending with the environment) is an example of...
A
reproduction
B
selective pressure
C
mimicry
D
adaptation
8) Which of the following organisms is the most fit?
A
a mouse that lives the longest
B
the strongest mouse
C
a mouse that can run the fastest
D
a mouse that leaves the most surviving offspring
9) Many scientists think related species have similar body structures and development patterns because related species inherit _______.
A
All of the mutations from a common ancestor
B
many of the same genes from a common ancestor
10) This is a technique used by scientists when they compare the age of a fossil by looking at the layer of earth it was found
A
relative dating
B
Fossil
C
natural selection
D
radioactive dating
11) Which of the following is NOT an example of evolution?
A
Over time, horses have fewer toes on their feet
B
Some squirrel species adapting to life in trees to increase fitness
C
Male peacock birds have adapted bright feathers to attract mates
D
Rocks on the ocean floor turning darker over time
12) Over time, fossils show that the neck of giraffes have become longer. Which of the following is an adaptation?
A
Fossil evidence
B
Longer necks to reach food higher in trees
C
Shorter giraffe species becoming extinct
13) The snakehead fish can breathe air and live out of the water for a few days. Why is it a threat to other species in the river?
A
The fish will eventually eat all other fish
B
It is a stronger swimmer than other fish
C
It does not need to evolve
D
It has better adaptations to out-compete other species
*select an answer for all questions
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