Which of the following body systems determines the type of feed given to an animal?
Circulatory
Digestive
Excretory
Reproductive
Correct answer is B
No explanation has been provided for this answer.
The incubation period of chicken egg is
17 days
21 days
28 days
30 days
Correct answer is B
No explanation has been provided for this answer.
Selection of animals based on performance of ancestors is called
Mass selection
Family selection
Progeny selection
Pedigree selection
Correct answer is D
Pedigree breeding is a breeding method focused primarily on the parentage of animals. To increase the level of certainty, as much information as possible is collected on several generations of ancestors. The pedigree breeding method does not focus on direct mating partners, but rather on bloodline combinations.
The movement of digested feed into the bloodstream is known as
Absorption
Digestion
Egestion
Ingestion
Correct answer is A
No explanation has been provided for this answer.
The number of teats in a cow is
Two
Four
Six
Eight
Correct answer is B
No explanation has been provided for this answer.