Evolution and Behavior Review

A _________ is defined as a way an animal responds to a stimulus.

• response

• instinct

• attitude

• behavior

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When animal learns to ignore harmless stimuli like a scarecrow, what type of learning is this? 

• innate learning
• classical conditioning 
• habituation 
• trial and error learning 

A grizzly bear survives because he is well-adapted to his environment. When he reproduces he passes on those traits to his offspring. this process is called

• Natural Selection

• Selective Breeding

• Random mutations

• Variations in a species

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The peppered moth's color camouflaged it on the light colored tree bark. It's color was an example of a/n

• Variation

• Dominant trait

• Recessive trait

• Adaptation

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Why might it be helpful for a species to have a lot of variations?

• They can't be seen by predators

• If the environment changes, they might be better able to adapt

• It is helpful in asexual reproduction

• They don't recognize each other

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If a sick person takes an antibiotic but it doesn't kill all of the bacteria causing the sickness, what might explain this?

• Variations in the bacteria allowed some organisms to be less affected by the antibiotic?

• Bacteria cannot be killed by antibiotics

• You cannot cure a bacterial infection

• Bacteria do not cause sicknesses

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On the Galapagos Islands, different finches evolved on different islands to fit their environment. When a species develops unique traits because it is trapped in one area this is called:

• Geographic isolation

• Geologic separation

• General relocation

• Genetic differentiation

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NGSS.MS-LS4-4

One female salmon can lay hundreds of eggs. Why doesn't the salmon population increase dramatically?

• Salmon reproduce asexually

• Most offspring do not grow up to reproduce

• Salmon eggs don't hatch

• Salmon are extinct

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The male and female black widow spider look very different. However, we know they are the same species because:

• They reproduce creating fertile offspring

• They reproduce creating infertile offspring

• They cannot reproduce

• They are not the same species

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What is the advantage of having different shaped beaks?

• To look different from other species.
• To be able to eat the food readily available in the environment.
• To protect itself against predators.
• To protect itself against prey.

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