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Which breed of cows is known for producing high amounts of milk?

• Holstein cows

• Jersey cows

• Guernsey cows

• Ayrshire cows

What method do dairy farmers use to select their top-producing cows?

• Selective breeding

• Random breeding

• Natural selection

• Genetic modification

What does it mean when calves are weaned?

• They are given special feed.

• They no longer receive milk from their mothers.

• They are separated by gender.

• They are vaccinated.

What can happen if a calf is too big during birth?

• It can lead to serious complications or death for the cow and calf.

• It can result in a higher milk production.

• It can cause the calf to be more active.

• It can make the calf more resistant to diseases.

What is the phenotype of cattle with the genotype PP?

• Horned

• Polled

• Mixed

• Unknown

What is the genotype of a polled cow that is heterozygous?

• PP

• Pp

• pp

• pP