Livestock CDE Q 251 - 275

Which breed of sheep has the strongest flocking instinct?

• Leicester
• Rambouillet
• Shropshire
• Suffolk

Which of the following medium wool breeds of sheep are solid white in color?

• Southdown
• Dorset
• Oxford
• Shropshire

The testes produce sperm cells and the male sex hormone:

• estrogen
• testosterone
• infundibulum
• progesterone

The estrous cycle in swine occurs:

• every 21 days
• twice per year
• bi-monthly
• weekly

The length of gestation for swine is an average of how many days?

• 148 days
• 283 days
• 151 days
• 114 days

A method of animal identification that is a puncture in the skin of numbers or letters is known as:

• tattoo
• freeze brand
• hot brand
• eartag

Animals that through selection and breeding have come to resemble one another and pass those traits uniformly to their offspring are defined as:

• a hybrid
• progeny
• a breed
• genetics

Accelerated lambing is a system that produces ___________________ lamb crops in two years. 

• four
• one
• three
• two

The recommended protein percent of a grower ration for swine from weaning to 75 pounds is:

• 0.19
• 0.12
• 0.22
• 0.16

. Which breed of beef cattle has been the leader on total number registered since 1970?

• Hereford
• Simmental
• Charolais
• Angus