Ansc254:Animal Breeding Question Paper
Ansc254:Animal Breeding
Course:Agriculture
Institution: Kenya Methodist University question papers
Exam Year:2012
KENYA METHODIST UNIVERSITY
END OF 1''st ''TRIMESTER 2012 EXAMINATIONS
FACULTY : SCIENCE & TECHNOLOGY
DEPARTMENT : AGRICULTURE AND NATURAL RESOURCES
UNIT CODE : ANSC 254
UNIT TITLE : ANIMAL BREEDING
TIME : 2 HOURS
SECTION A. (Answer all the questions)
Question One
Briefly explain how meiosis and sexual reproduction contributed to animal diversity.
(4 Marks)
Comment on the process of animal breeding before and after discovery of Mendel’s work.
(6 Marks)
Question Two
Briefly comment on the negative and positive attributes of animal breeding.
(10 Marks)
Question Three
Briefly explain three types of gene action.
(6 Marks)
Giving examples differentiate between qualitative and quantitative traits.
(4 Marks)
SECTION B (Answer any two questions)
Question Four
Mention and explain four mating systems used in livestock breeding.
(12 Marks)
Giving examples, explain how the environment influences animal phenotype.
(8 Marks)
Question Five
Most of the local indigenous breeds of cattle are facing extinction though they have some positive attributes worthy preserving.
Mention some of their positive attributes and explain how they might have been acquired.
(10 Marks)
Mention and explain various breeding strategies that might be taken to correct the negative attributes of the indigenous cattle breeds.
(10 Marks)
Question Six
What is gene frequency?
(2 Marks)
Discuss the factors that change gene frequency.
(18 Marks)
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