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Ansc254:Animal Breeding Question Paper

Ansc254:Animal Breeding 

Course:Agriculture

Institution: Kenya Methodist University question papers

Exam Year:2012



KENYA METHODIST UNIVERSITY

END OF 3''RD ''TRIMESTER 2012 (DAY) EXAMINATIONS
FACULTY : SCIENCE AND TECHNOLOGY
DEPARTMENT : AGRICULTURE
UNIT CODE : ANSC 254
UNIT TITLE : PRINCIPLES OF ANIMAL BREEDING
TIME : 2 hours




Instructions:

Answer all questions in A and any two in B.

SECTION A (40 marks)

Question One

Environmental improvements are temporary while genetic improvement is permanent.

What does this mean?

(3 marks)

What importance does this have to animal breeding?

(3 marks)

Question Two

Differentiate between pedigree, progeny and family selection.

(6 marks)

Name and explain three types of gene action.

(6 marks)

Question Three

Briefly explain causes of variability amongst individual animals.

(6 marks)

List and briefly discuss three types of mating systems used in animal breeding.

(6 marks)

SECTION B (30 marks)

Question Four
Briefly outline the process of selecting future parents (breeding stock).
(15 marks)

Question Five

Comment on breeding process

Before discovery of mendels work.
After discovery of mendels work and

Emerging biotechnology based breeding

(15 marks)

Question Six
State and explain the negative and positive consequences of animal breeding. (15 marks)






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