CS-{MAIN) EXAM, 2010

IC-DTN-K-BIAI
ANIMAL HUSBANDRY AND
VETERINARY SCIENCE
Paper I

ITime Allowed Three Hours IIMaximum Marks 300I
INSTRUCTIONS
Each q1L€stion is printed both Hindi and in English.
Answers must be written in the medium specirted in the Admission Certificate issued to which must be stated clearly on the cover of the answer-book in the space provided for the purpose. No marks will be given for the answers written in a nwdiuln other than that specirl£d in the Admission Certificate.
Candidates should attempt Questions No. 1 and 5 which are compulsory;> and any three of" the reJnaining questions selecting at least one question from each Section.
The number of marks carried by each question LS indicated at the end of the question.
SECTION A

1.. Write short notes on any five of the following in about 150 words each: 12x5=60
1.(a)Utilisation of non-protein nitrogen compounds in cow

Role Oflllodified fat in ruminants' diet

MechanisITl of body defence against extreme cold and heat in cross-bred cO"ws

Phenotypic of chromosomes m utationlaberrations

J-Ieritability estimate In the broad sense as different from heritability estiITlate in the narrow sense CD Principles ofclean milk production
Which modern feeding standard would you recommend while formulating rations for high yielding cross-bred COwS, giving full justification for its adoption under Indian context? 20
(b)Explain the relative differences that exist with respect to dietary essentiality of different vitamins between polygastric and lTIono-gastric livestock species. 20

How does interaction that inherently exists between and among different mineral sources induce mineral imbalances, deficiencies and toxicities in different livestock species Furnish relevant examples to substantiate your answer. 20
Describe the metabolic alkalosis in cow. Also discuss the process of diffusion for the exchange of oxygen and carbon dioxide between alveolus and pulmonary capillary blood. 10+20=30
Elaborate the usefulness of "Swarnjayanti Gram Swarozgar Yojana" in social mobilisation of rural poor into Self-Help Groups, and in setting up of micro-enterprises. 30
State the steps involved 1.n embryo transfer technology and its applications. 20+10=30
What are the biS specifications for starter, grower and finisher pig in ter=ms of CP and ME 5
What is synchronisation of estrus How IS it beneficial for livestock fanning? Briefly discuss the concept of MOET. 5+10+10=25


SECTION B
5. Write short notes on any five of the following in about 150 words each 12x5=60
Im.portance of hay and silage in livestock feeding

(b)Livestock records and their importance

(c)Summer anestrus in buffaloes

Significance of bio-gas technology

Factors affecting the altering genetic structure of population


(f) Blood groups characters in cattle
6. Differentiate between the following (any five) in about 150 words each 12x5=60
Qualitative versus Quantitative traits

Cytogenetics versus Molecular genetics

Sex influenced versus Sex lim.ited traits

Genetic assortative versus Genetic disassortative mating

(e)Production traits versus Reproduction traits
Tandern.method of selection versus Selection index

What iS the main effect of inbreeding Does inbreeding as such Increase the frequency of recessive genes? Explain. 15
why do breeders In general. try to avoid inbreeding 15
illustrate with example ho"v the genetic effect of inbreeding by USIng paIr of genes for dominant for receSSlve allele) Increases the homozygosity and decreases the heterozygosity in four generations by aSSUITIIng that parent generation contains 1600 heterozygous individuals. 30
Describe the care and management of heifers on a dairy farm. 20
(b)Dairy bull is considered as half the herd. Justify the statement. 20
Enumerate the managemental practices for breeding bulls 20