Fertility in Livestock, Oestrus, Parturition & Milk Secretion | Animal Husbandry
Fertility in Livestock, Oestrus, Parturition & Milk Secretion | Animal Husbandry 🔹 PART 1: Measures & Factors Affecting Fertility in Livestock 1. Fertility in livestock mainly refers to: A) Milk yield B) Growth rate C) Ability to reproduce D) Body weight Answer: C Explanation: Fertility means the animal’s ability to conceive, carry pregnancy, and give birth successfully. 2. The most important factor affecting fertility is: A) Colour B) Nutrition C) Horn size D) Tail length Answer: B Explanation: Balanced nutrition ensures proper hormone production and reproductive health. 3. Deficiency of which mineral causes infertility? A) Calcium B) Phosphorus C) Iron D) Sodium Answer: B Explanation: Phosphorus deficiency delays puberty and causes repeat breeding. 4. Heat stress reduces fertility because: A) It increases feed intake B) It damages reproductive hormones C) It increases milk D) It improves ovulation Answer: B Explanation: High temper...