#1
What is the gestation period of a cow?
9 months
ExplanationAverage duration of pregnancy in cows.
#2
What is the primary purpose of castrating male livestock?
Prevent aggression
ExplanationReduces male hormone levels to temper behavior.
#3
What is the term for the selective mating of animals to achieve specific traits in their offspring?
Selective breeding
ExplanationBreeding for desired characteristics.
#4
What is the term for the external male genitalia in livestock, specifically in bulls?
Scrotum
ExplanationExternal sac containing testes.
#5
Which hormone is responsible for triggering ovulation in female livestock?
Luteinizing Hormone (LH)
ExplanationHormone that induces egg release in female animals.
#6
What is the purpose of a teaser bull in cattle breeding?
To detect estrus in cows
ExplanationIdentifies cows ready for mating.
#7
Which of the following is a method of artificial insemination commonly used in livestock?
AI by timed natural mating
ExplanationArtificial insemination with natural timing.
#8
In poultry, what is the function of a broody hen?
Incubating eggs and caring for chicks
ExplanationMothering behavior in hens.
#9
Which reproductive technology involves the fusion of a sperm and an egg in a laboratory dish?
In Vitro Fertilization (IVF)
ExplanationConception process outside the body.
#10
What is the term for the process of giving birth in livestock?
Parturition
ExplanationThe act of delivering offspring.
#11
Which hormone is commonly used in synchronization protocols for timed artificial insemination in cattle?
Gonadotropin-releasing hormone (GnRH)
ExplanationHormone to regulate reproductive timing.
#12
In poultry farming, what is the term for the process of incubating eggs without the presence of a broody hen?
Artificial incubation
ExplanationUsing machines to hatch eggs.