Artificial Selection

What is the primary goal of selective breeding?

• To increase the number of species.

• To produce offspring with desired traits.

• To allow natural evolution to occur.

• To decrease the population size.

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DOK Level 2: Skill/Concept

Artificial selection is also known as

• natural selection

• selective hearing

• genetic manipulation

• selective breeding

Artificial Selection is

• a new concept

• discovered by Darwin and used ever since

• used for thousands of years

• a 19th century concept

Which statement is true comparing natural selection and artificial selection?

• In natural selection, traits benefit humans and in artificial selection, the traits benefit the species

• In natural selection, traits benefit the species and in artificial selection, the traits benefit humans

• In natural and artificial selection, the process takes hundreds of years to occur

• In natural and artificial selection, nature determines what traits will be passed down to offspring.

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The primary difference natural and artificial selection is

• In nature selection the “pressure” comes from the environment; In artificial selection the “pressure” comes from humans (or another species).

• In artificial selection the “pressure” comes from the environment; In natural selection the “pressure” comes from humans (or another species).

• Natural selections is when humans breed the animal; Artificial selection is when humans direct genes directly.

• They are different terms for the same concept.

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Which of these is not a benefit of artificial selection.

• Organism can become stronger

• Breeding can be expensive

• Farmers and breeder will have better business.

• Migration

Artificial selection has been a big factor in the evolution of:

• Dogs

• Panda bears

• Snakes

• Jellyfish

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NGSS.HS-LS4-2

What is a goal of selective breeding?

• I and II

• II and III

• I and III

• I, II, and III

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An example of selective breeding is

• a dog breeder mating 2 dogs to make more dogs

• a farmer grows bees to pollinate the plants on his farm

• a person pollinates 2 white rose plants to only create white roses

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Which of the following is an example of artificial selection?

• A) Wolves hunting in packs

• B) Farmers breeding cows for higher milk production

• C) Birds migrating south for the winter

• D) Fish evolving to camouflage in coral reefs

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