1. It refers to the age of sexual maturity.
d. heat
a. puberty
b. estrus
c. breeding
2. Bulls and heifers usually reach sexual maturity at the age of
a. 8 - 12 months b. 13 - 15 months C. 16 - 18 months
3. The average heat cycle of normal cows and sexually matured heifer is
a. 21 hours
b. 21 days
c. 21 weeks
d. 21 months
4. Ovulation period of a cattle takes place
hours after the end of estrus.
a. 5
b. 10
d. 20
5. The estrus of exotic breed of cattle usually lasts for 14 to
a. 18 hours
b. 20 hours
c. 22 hours
d. 24 hours
6. All the signs of estrus in cattle except
a. frequent urination
b. reddening of swelling of vulva
c. bellowing or mooing
d. congestion of the udder with milk
7. The uterine involution period newly calved cow is
a. 20 days
b. 22 days
c. 24 days
d. 26 days
8. The postpartum breeding schedule for normally calved cow is
a. 40 days
b. 50 days
C. 60 days
d. 26 days
9. What must be complemented after calving to hasten postpartum breeding schedule?
a. estrus synchronization
b. artificial insemination
c. hormonal treatment
d. fertility checking
10. A tool used among cow for possible accuracy of estrus in combination with artificial insemination
a. estrus synchronization
b. hormonal treatment​