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Natural selection and Adaptations
Natural selection and Adaptations
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Quiz on natural selection and adaptaions
Flashcards
21 cards
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Questions
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Answers
1
Which pattern of natural selection
stabilizing selection
directional selection
selectional selection
disruptive selection
2
An inherited trait that increases an organisms chance of surviving and reproducing?
evolution
natural selection
variation
adaptaion
3
Which pattern of natural selection
selectional selection
directional selection
disruptive selection
stabilizing selection
4
The process where organisms with favorable adaptations are most likely to survive is called __
change over time
natural selection
Speciation
Evolution
5
Which is NOT an example of an adaptation?
birds different beaks
elephants long trunk
Giraffes long neck
Giraffes short neck
6
Which layer contains the YOUNGEST fossils?
bottom layer
no one knows?
Top layer
middle layer
7
Who is the english,naturalist who studied plants and animals and created an evolution theory
Gregory Mendel
Charles Darwin
Albert Einstein
Mr. Clem
8
What did Darwin help to explain?
How old the Earth is
How birds fly
Genetics
How species change over time
9
The peppered moth in the industrial revolution shows which pattern of selection?
stabilizing selection
selectional selection
disruptive selection
directional selection
10
What is the number one goal of an organism?
Help others be better
Survive and reproduce
Learn about global warming
Become famous
11
How does natural selection occur?
all of the above
favorable adaptations are selected and increase over time
more offspring are produced leading to competition
variations in populations
12
A process by which favorable traits tend to increase in frequency over time is called
change over time
evolution
Natural selection
variation
13
Giraffes with the longest necks can reach to the topmost leaves to avoid competition. Pattern of natural selection?
directional selection
stabilizing selection
disruptive selection
selectional selection
14
Choose the statement that is
NOT
part of Darwin's theory of evolution?
extinction causes evolution
All organisms are linked to a common ancestor
evolution occurs over a long period of time
organisms change over time in response to their environment
15
Why did black moths increase in population during England's Industrial Revolution?
They had a trait better suited to the environment
They had better jobs with higher pay
The environment purposely changed in their favor.
They had no predators
16
Random _____ in genes produce variations of traits in a population.
zippers
combinations
mutations
natural selection
17
The process of change over a period of time is called _____.
natural selection
evolution
adaptation
self reflection
18
According to
Darwin
, why did the Galapagos finches have
different
beaks?
difference in defenses
wanted to be different
environment and diet
habitat similarities
19
How does a lizard's
camouflage
help it survive?
harder to see by predators
better balance
sharpens hearing
clearer view of environment
20
Light and dark color oysters have a camouflage advantage over medium-colored. Which pattern of natural selection?
selectional selection
disruptive selection
stabilizing selection
directional selection
21
In order for evolution to occur, what must occur first?
speciation
migration
natural selection
mating
