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

When selective breeding food crops what might a farmer select for?

• The plant the produced the most grain

• The plant the produced the largest sized grain

• The plant that was the most disease resistant

• The plant that was the smallest

• The smelliest plant

To breed a cow that produces a lot of milk a farmer would breed:

• Two cows that produce a lot of milk

• A cow and a bull that produce a lot of milk

• A cow who produces a lot of milk and a bull who's mother produced a lot of milk

• The biggest cow and the biggest bull

Use the following table to answer the next question. A farmer wants to grow extra-large, sweet oranges.  Which plants should the farmer select to cross to get the desired set of characteristics?

• 1 and 2
• 2 and 4
• 1 and 3 
• 4 and 5

Use the following table to answer the next question. A family wanted a cat but, due to allergies, they wanted a cat that shed the least amount of hair.  They also wanted a cat with a calm personality.  Which cats should the breeder select to be the parents of the requested cat?

• 2 and 4
• 2 and 3
• 1 and 4
• 1 and 3

Use the following table to answer the next question. A farmer wants to create a watermelon that is sweet tasting but has a low quantity of seeds.  Which plants should the farmer select to cross to get the desired set of characteristics?

• 1 and 2
• 2 and 4
• 1 and 4
• 2 and 4

Use the following table to answer the next question. A family visited a dog breeder and requested a puppy that had short fur and was friendly and lovable.  Which dogs should the breeder select to be the parents of the requested puppy?

• 1 and 2
• 2 and 3
• 1 and 4
• 2 and 4

Use the following table to answer the next question.A farmer wants to grow a crop that is resistant to disease while producing more fruit per plant.  Which plants should the farmer select to cross to get the desired combination of traits?

• 1 and 2
• 2 and 4
• 1 and 3
• 3 and 4

Problems with selective breeding include

• Better animals
• More Meat
• Animals can have bad health problems
• more diversity

Problems with animals that are selectively bred include:

• Being more disease resistant

• Producing more meat

• Being more likely to suffer from genetic disease

• Being more genetically diverse