# trainee5's blog

## (Answer Key) UPSC Indian Statistical Service Examination-2017

Exam Name: Indian Statistical Service Examination

Year: 2017

Subjects:

• Statistics-I
• Statistics-II

Courtesy:ISSE

## ANIMAL HUSBANDRY AND VETERINARY SCIENCE (Paper - I)

• Time Allowed : Three Hours
• Maximum Marks : 250
• QUESTION PAPER SPECIFIC INSTRUCTIONS

Please read each of the following instructions carefully before attempting questions :

There are EIGHT questions divided in TWO SECTIONS and printed both in HINDI and in ENGLISH.

Candidate has to attempt FIVE questions in all.

Question Nos. 1 and 5 are compulsory and out of the remaining, any THREE are to be attempted choosing at least ONE from each Section.

The number of marks carried by a question/part is indicated against it.

Answers must be written in the medium authorized in the Admission Certificate which must be stated clearly on the cover of this Question-cum-Answer (QCA) Booklet in the space provided. No marks will be given for answers written in a medium other than the authorized one.

Word limit in questions, wherever specified, should be adhered to.

Attempts of questions shall be counted in sequential order. Unless struck off, attempt of a question shall be counted even if attempted partly. Any page or portion of the page left blank in the Questioncum-Answer Booklet must be clearly struck off.

## SECTION "A"

1. Answer the following questions in about 150 words each:

1. (a) How energy retention in animal body is measured by Carbon-Nitrogen balance study? How it differs from that of comparative slaughter method ?
1. (b) Give a diagrammatic representation of heart in relation to cardiac cycle.
1. (c) Discuss in brief about the various systems of expressing the energy value of feeds and energy requirements in swine.
1. (d) Write the general functions of blood in animal body.
1. (e) Describe the semen collection procedure in sheep and cattle.

2. (a) Write in brief on the following:

(i) Feeding of lambs for mutton production.
(ii) Feeding schedule of calves from birth to 3 months age.
(iii) Mucosal block theory of Iron absorption.
(iv) Role of Vitamin A in vision.

2. (b) Differentiate between the following:

(i) Basal metabolism and Fasting metabolism.
(ii) Curled-toe-paralysis and polyneuritis.
(iii) Grass staggers and Blind staggers.
(iv) Net protein utilization and net protein value.
(v) Flushing and steaming-up.

2. (c) What are the common sources of calcium and phosphorus ? How high intake of calcium affects the utilization of other minerals ? Explain, how 'Nutritional Secondary Hyperparathyroidism develops in animals.

3. (a) Discuss the role of endocrine glands along with their secretory hormones for cell growth.
3. (b) Discuss the process of udder development during first parturition to second parturition in buffaloes.
3. (c) Give the diagrammatic representation of reproductive system of a bull.
3. (d) What is ‘pre-natal and post-natal growth'? Discuss the various factors influencing the post-natal growth in animals.

4. (a) What points will you consider while formulating a ration for a dairy buffalo ? A farmer gives 20 kg green maize (25% DM, 1-2% DCP and 16% TDN), 5 kg wheat straw (90% DM, 0% DCP and 40% TDN) and 4 kg concentrate mixture (90% DM, 14% DCP and 68% TDN) daily to a lactating buffalo weighing 450 kg and yielding 10 kg milk with 7% fat during her first lactation. The maintenance requirement is 280 g DCP and 3-4 kg TDN, whereas the requirement for 1 kg milk production is 63 g DCP and 460 g TDN. Indicate the deficiency or excess of nutrients in terms of DCP and TDN.
4. (b) Describe the mechanism of regulation of blood clotting and fibrinolysis by vascular endothelium.
4. (c) Explain, how will you ameliorate the problem of infertility in cattle and buffaloes under field conditions.

## SECTION "B"

5. Answer the following questions in about 150 words each :

5. (a) Importance of gene mutations in farm animals.
5. (b) Production of transgenic animals.
5. (c) Importance of colostrum feeding and management of new born calf.
5. (d) Plan for supply of green fodder throughout the year in an organized dairy farm.
5. (e) Advantages and disadvantages of individual contact method of extension.

6. (a) What are two general environments in which the genes express themselves ? Discuss in detail the effects of some specific environmental factors on gene expression.
6. (b) How will you assess that a quantitative trait is affected by additive or non-additive gene action or both ? Discuss the methods of selection for simultaneous improvement of multi-traits.
6. (c) How the genetic constitution of a population can be described ? Discuss the possible causes responsible for the change in genetic properties of a population.

7. (a) A farmer wants to start a dairy farm with 100 lactating crossbred cows. Suggest a plan with respect to capital, land, dairy equipments and feeding and breeding management practices.
7. (b) What are the common natural calamities encountered by animal owners in India ? How will you manage to feed the animals during scarcity conditions ?
7. (c) What do you understand by good managemental practices? How will you develop a practical and economic rations for commercial broiler production ?

8. (a) What is the basis of computing inbreeding coefficient by coancestry ? Describe the basic coancestry formulae used in estimating the inbreeding coefficient of an individual.
8. (b) What is herd recording ? Explain the purpose and types of records to be maintained in an organized livestock farm.
8. (c) Discuss the cattle and sheep developmental programme for improving the economic status of farmers.