Adaptations, Variations, & Dichotomous Keys Retake

A Boston Terrier owner wants a puppy with blue eyes. How can the owner use selective breeding to increase the chances of getting a puppy with blue eyes?

• By buying contacts

• By feeding the puppy blue dyed water

• By choosing a potential mate with blue eyes.

• By allowing the Boston to mate with a different breed of canine

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Brown bears have brown coats whereas Polar Bears have white fur. How does a Polar Bears white fur help it to survive?

• The fur helps the bear to blend into its background.

• The fur keeps the bear warm

• The fur acts as a repellent of mosquitoes

• The fur smell lures prey to the polar bear

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Survival of the fittest is an example of

• Mimicry

• Camouflage

• Natural Selection

• Selective breeding

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requires human interaction in order to improve, increase and received desired characteristics

• Natural Selection

• Behavioral Adaptation

• Selective Breeding

• Mimicry

an elephants tusks allow it to defend itself as well as used as a tool to move things. This adaptation is known as a...

• Behavioral adaptation

• Structural adaptation

• Migration

• Variation

Mammals, turtles, frogs and snakes hibernate to conserve energy and when food is scarce. This adaptation is known as a...

• Structural Adaptation

• Mimicry

• Variation

• Behavioral Adaptation

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A trait that an organism does to survive

• behavioral trait

• internal trait

• Structural trait

• hibernation

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A physical trait that an organism has to survive

• behavioral adaptation

• structural adaptation

• migration

• hibernation

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Ground squirrels hibernate during the winter. How does hibernation give ground squirrels an advantage?

• Allows the squirrel to conserve energy during the cold temperatures.

• It allows ground squirrels to drink a lot of water

• Hibernation allows the ground squirrel to capture prey

Tags

NGSS.MS-LS2-1

Identify Leaf 2 using the dichotomous key to the left.

• Liquidambar

• Magnolia

• Betula

• Cercis