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- 1. Multiple Choice
The Galapagos Islands are where Charles Darwin:
Wrote On the Origin of Species
Studied unusual animals
Was exiled after his theories proved unpopular
Was born and raised
- 2. Multiple Choice
The beaks of finches found on various Galapagos Islands differed based on:
The size of their island
The length of their wings
The available food supply
The predators that hunted them
- 3. Multiple Choice
What is a common ancestor?
An animal that has a lot of offspring.
An animal from which two or more different species evolved
An animal that is related to many other species.
An animal that's good at escaping from predators.
- 4. Multiple Choice
What is least likely to be an example of a variation within a species?
Birth weight
Hair color
Number of offspring
Number of limbs
- 5. Multiple Choice
Which of the following is an example of an environmental pressure?
The air pressure in the atmosphere
Breeding between two members of the same species
A lake that's gradually running out of water
A fight between two members of the same species
- 6. Multiple Choice
In the phrase "survival of the fittest," the term "fittest" refers to:
The best-adapted organisms
The biggest organisms
The smartest organisms
The fastest organisms
- 7. Multiple Choice
Which variation would be most likely to benefit any organism, regardless of environment?
The ability to produce energy more efficiently.
The ability to swim deeper.
Markings that help it blend into its background.
Bigger claws and teeth
- 8. Multiple Choice
When nature "selects" a variation, that means that the trait:
Gets passed along from generation to generation
Causes the population to shrink
Has brought about a new species
Helps prey escape predators
- 9. Multiple Choice
Dogs are an example of:
A common ancestor
Selective breeding
The natural pace of evolution
Extinction rates rising
- 10. Multiple Choice
On Darwin's tree of life, organisms at the base of a branch:
Go extinct from environmental pressures
Evolve into the closest species on the tree's trunk.
Give rise to species farther down the branch.
Are less fit than species in the middle of a branch.
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