Pig Production Ag Science

Which pig breed originates in the United States and has a large muscular frame with a red color?

• Gloucester Old Spot

• Landrace

• Large White

• Duroc

What is the main objective of the criss cross breeding system used in commercial pig production?

• To maintain the best characteristics of both breeds

• To increase the cost of producing quality pigs

• To eliminate the need for boars in breeding

• To reduce the number of pig breeds

How many litters can a sow potentially produce per year in pig production?

• 4.0-4.5 litters

• 3.0-3.5 litters

• 2.0-2.3 litters

• 1.0-1.5 litters

What is the minimum time in which piglets can be weaned in pig production?

• 28 days

• 21 days

• 35 days

• 14 days

What is the average litter size produced by sows in pig production?

• 11 bonhams

• 8 bonhams

• 5 bonhams

• 14 bonhams

What is the length of the oestrous cycle in pigs?

• 35 days

• 14 days

• 21 days

• 28 days

Which pig breed is known for its good mothering ability and large litter size?

• Saddleback

• Gloucester Old Spot

• Tamworth

• Pietrain

What is the purpose of the farrowing crate in pig production?

• To prevent bonhams from being crushed by the sow

• To increase the temperature in the farrowing house

• To restrict the movement of bonhams

• To prevent sows from giving birth

How long do bonhams suckle from the sow in pig production?

• 2-3 weeks

• 5-6 weeks

• 3-4 weeks

• 4-5 weeks

What is the weight range at which pigs are considered 'finished' for slaughter in pig production?

• 70-75kg

• 75-80kg

• 85-90kg

• 80-85kg