Ag Science - Strand 4 - Animal Reproduction

Which of the following hormones is responsible for the production of sperm in male animals?

• Follicle stimulating hormone (FSH)

• Luteinising Hormone (LH)

• Oestrogen

• Testosterone

Which of the following hormones stimulates the development of the endometrium?

• FSH

• LH

• Oestrogen

• Testosterone

Which of the following hormones is responsible for ovulation?

• FSH

• LH

• Oestrogen

• Testosterone

Which hormone is responsible for maintaining gestation in farm animals?

• FSH

• LH

• Progesterone

• Testosterone

What term is given to the recurring cycle during which a cow will ovulate?

• Menstrual cycle

• Gestation

• Oestrus

• Oestrus cycle

What is the length of the oestrous cycle in sheep?

• 17 days

• 18 days

• 19 days

• 20 days

What is the cause of increased productivity on a crossbred animal called?

• hybrid

• hybrid vigour

• vigorous

• dominance

Name a purebred day cow breed and a crossbreed of the breed you have named.

• Purebreed: ______________________

• Crossbreed: ______________________

Name a sheep breed that shows fast growth rates and name a sheep breed notes for its muscle leanness.

• Fast growth rate: ____________________________

• Muscle leanness: _____________________

Name a pig breed that has a fast growth rate and a pig breed that is noted for its lean meat.

• Fast growth rate: _____________________

• Lean meat: __________________________