upsc.gov.in Animal Husbandry & Veterinary Science Question Paper : Indian Forest Service Main Exam

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upsc.gov.in Animal Husbandry & Veterinary Science Question Paper : Indian Forest Service Main Exam

Organization : Union Public Service Commission
Exam : Indian Forest Service Main Exam
Subject : Animal Husbandry & Veterinary Science
Document Type : Previous Question Papers
Location : India
Website : upsc.gov.in

Animal Husbandry & Veterinary Science Paper I :

Time Allowed : Three Hours
Maximum Marks :200

Related : UPSC Indian Forest Service Main Exam Agricultural Engineering Question Paper : www.pdfquestion.in/7144.html

INSTRUCTIONS :
Candidates should attempt Questions No. 1 and 5 which are compulsory, and any THREE of the remaining questions, selecting at least ONE question from each Section. The number of marks carried by each question is indicated at the end of the question. Answers must be written in’ENGLISH only.

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Section—A :
1. Write short notes on any four of the following in not more than 150 words each 10X4_=40
(a) Role of cervix in reproductive processes
(b) Chemical composition of spermatozoa
(c) Genetic consequences of chromosomal aberrations
(d) Milk substitute and milk replace-r
(e) Significance of selection in a closed population

2. (a) What are the methods of preserving semen? Discuss. 15
(b) Discuss the detection of oestrus and time of insemination for better conception. 15
(c) Enlist the factors affecting semen quality. 10
3 (a) Discuss why heterosis is better than inbreeding in keeping good animal health and production. 20
(b) What factors would you consider in selecting dairy animal for starting a farm? 20
4 (a) Discuss the importance of calf starter in daily animals.
10 (b) Write the feeding schedule for calves at three to six months age group.
15 (c) What are the forces changing the gene frequency in population? 15

Section—B :
5. Compare and contrast between the following (any four). Answer should be precise to 150 words each : 10X4=40
Sex-influenced traits and Sex-limited traits
Mendelian genetics and Population
Somatic cell division and Reproductive cell division
Ad-lib ration and Balanced ration
Fat—soluble and Water-soluble vitamins
What are hormones which control the mammary development in animals? 20
What is the role of calcium in the formation of egg—shell and constitution of bones? 10
What are the important characteristics of mineral mixture? 10
Define inbreeding coef?cient and coefficient of relationship. 4

What are the properties of genetic code? Explain. 6
What are the methods of selection and aids to selection? 10
What is the importance of breeding records at the farm? 10
What are the basic tools for genetic improvement in animals? 10

8. (a) How many types of poultry ration are formulated according to the age of the birds? Discuss the requirements of feed of different categories in poultry. 20
(b) What are threshold characters and what is their role in animal life? 10
(c) What is the role of protein in growth and production processes? Explain. 10

Write critical notes on the following :
(i) Phyllody
(ii) Use of cybrids in plant improvement

(b) Write short notes on the following :
(i) Dikaryotization in Ustilago
(ii) Androgenic haploids

Differentiate between the following :
(i) Chlorosis and Necrosis
(ii) Polarity and Symmetry

Write about the following :
(i) Defense structures in plants against the attacking pathogen
(ii) Bacterial cell wall

Section—B :
(a) Give brief accounts’of the following :
(i) Male germ unit
(ii) Types of stomata in dicotyledons

(b) Distinguish between the following :
(i) Fertilization in Ephedra and Gnetum
(ii) Leaf anatomy of C3 and C 4 plants

(c) Comment critically on the following :
(i) Why are ethnobotanical studies important in India?
(ii) Floral characters in Asclepiadaceae

(d) Write short notes on the following :
(i) Apomixis and its economic importance
(ii) Archaeopteris

(e) Write short notes on the following :
(i) Botanical gardens and their utility
(ii) Composition and products of latex

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