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Adaptations
Test Description: Test on Adaptations
Instructions: Answer all questions to get your test result.
1) A frog combining glucose with urine to make antifreeze in its bloodstream so that it can survive the winter.
A
Structural/Physical
B
Functional
C
Behavioral
D
all of the above
2) The dark peppered moth population increased during the industrial revolution because the soot-covered forests favored the dark moth. This is an example of how...
A
all individual moths are the same
B
cannot go extinct
C
the environment affects natural selection
D
moths can decide to change themselves to survive
3) Variations are important in populations because they can lead to...
A
more fossils
B
better environments
C
less evolution
D
adaptations
4) Physical (structural) adaptations...
A
are the features or characteristics of an organisms body
B
the internal functioning of an organism
C
are the way an organism behaves
D
happen over a short period of time
5) Behavioral adaptations...
A
only found in insects
B
the way animal look
C
physical characteristics of and organism
D
are the things animals do to survive
6) Adaptations in a species over time are caused by...
A
the amount of food that is available
B
animals choosing to change something about themselves
C
different changes in the environment
D
only an increase in temperature
7) Variation is to difference; as Mutation is to...
A
neutral
B
change
C
good
D
bad
8) What variations did Darwin observe about the finches on the Galapagos Island?
A
males and females
B
wing span
C
beaks
D
color
9) There is variation within species. Individuals with traits most favorable for a specific environment are more likely to survive and pass on these traits to offspring. This statement is best described by?
A
Darwin's Theory of Natural Selection
B
Darwin's Theory of Acquired Characteristics
C
Darwin's Theory of Evolution
D
Lamarck's Theory of Natural Selection
10) Some kinds of fish live most of their lives in salt water but lay their eggs in freshwater. Their ability to survive in different environments is an example of ____________.
A
a life cycle
B
developmental stages
C
a habit
D
an adaptation
11) An organism is born with a genetic variation not present in any of its ancestors. This variation is most likely the result of ____________.
A
circulation of blood
B
respiration
C
competition among individuals
D
a mutation in its DNA
12) When the environment changes more quickly than a species can adapt, the species may become?
A
dominant
B
extinct
C
overpopulated
D
diverse
13) Sea turtles lay many more eggs than what will survive. A large number of the young turtles will be eaten by predators and only a few will survive.
A
Reproduction (or overproduction) of offspring
B
Selection by Nature and the Environment
C
Variation
D
Competition
14) Snakes share the need for similar food sources, habitats, territories, and mates. There are often not enough of these resources for all the snakes to survive..
A
Variation
B
Overproduction
C
Selection by Nature
D
Competition
15) Over time, sand on the shores where the turtles lay their eggs has darkened. The environment is more favorable to the dark colored turtles so the darker colored turtle population increases while the lighter turtle population decreases.
A
Overproduction of offspring
B
Variation
C
Competition
D
Selection by nature and the environment
16) Each individual turtle is born with slightly different traits. For example, some turtles may be faster swimmers, have different markings on their shells and have broader flippers.
A
Overproduction
B
Competition
C
Selection by Nature
D
Variation
17) The gray whale migrates 10,000 km from Alaska to Mexico to give birth each year.
A
Physical Adaptation
B
Functional Adaption
C
Behavioral Adaptation
18) Eagles have keen eyesight, sharp talons (claws) and sharp hooked beak for hunting prey.
A
Functional Adaptation
B
Behavioral Adaptation
C
Physical Adaptation
19) The male moose tilts his head back so antlers lay flat on his back when running through dense woods so that they do not get caught in the branches.
A
Behavioral Adaptation
B
Physical Adaptation
C
all of the above
D
Functional Adaptation
20) A jackrabbit's ears have blood vessels that dilate to allow the blood to cool before cycling the blood back to the body. This helps keep the jackrabbit cooler in their habitat.
A
Functional Adpatation
B
Physical Adaptation
C
Behavioral Adaptation
*select an answer for all questions
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