Selective Breeding

The purpose of selective breeding is to 

• Get bigger animals
• get smaller animals
• create animals with desirable traits
• create animals with bad traits

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All of the following statements are reasons for selective breeding except:

• To produce offspring with desirable characteristics
• Farmers increase their profit by improving crops
• To improve the quality of food products
• To increase migration patterns

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Which is another term for selective breeding?

• Artificial selection
• Natural Selection
• Intelligent selection

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The overall function of selective breeding is to

• Create organisms with desirable traits
• Create bigger organisms
• Create smaller organisms
• Create animals with more genetic mutations

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Which is another term for selective breeding?

• Artificial selection
• Natural Selection
• Intelligent selection

A farmer has bred his pineapple plants from the sweetest pineapples from his last harvest to get even sweeter pineapple plants. What is this an example of?

• Selective breeding
• Natural selection
• Extinction
• Mutagenesis

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Evidence shows that the wolf is the ancestor to all of the breeds of dogs shown below. How did this variation arise in a relatively short period of time?

• A.  Genetic manipulation
• Natural selection
• Random chance
• Selective breeding

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The figure below shows four different species of finches found on the Galapagos Islands. Each of these finches evolved from a common ancestor through natural selection. Which of these finches is best suited to pick small insects off a cactus?

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Which of the following best represents inbreeding?

• removing DNA from an organism

• changing traits based on environment

• crossing 2 similiar animals

• crossing 2 different animals

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Scientists genetically engineer corn to be immune to corn diseases. This is BENEFICIAL because

• This causes corn to be less likely to reproduce
• This causes corn to be less likely to survive
• This causes corn to be smaller
• This allows increased production of corn

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