Sardar Krushinagar Dantiwada Agricultural Uiversity 2009 Bachelor of Veterinary Science & Animal-Husbandary P.GSemester End (Animal Genetics and Breeding) - Question Paper

P.G SEMESTER END exam

ADVANCED DAIRY CATTLE BREEDING

Marks:50



Q.1 Describe in brief the outcomes of crossbreeding experiments for improving Indian dairy cattle. (10)

Q.2 Write shortly on any 4 (10)

i) Open breeding nucleus system
ii) Breeding policy of India for buffaloes.
iii) Associated herd progeny testing.
iv) Markers assisted selection in dairy cattle.
v) Cytogenic implication of crossbreeding ranging from exotic and local

Q.3 a) explain briefly the current status progeny testing in Indian buffaloes.(5)
b) Based on current experiences state the future research strategy in buffalo breeding.(5)

Q.4 Give the estimation formulae for subsequent .(10)

a) Sire index c contemporaiy coinpanson .
b) MPPA
c) Breeding Value.
d) Heritability from harfsib corrdation .
e) Repeatability.


Q.5 Define / discuss in 1 or 2 phrases. (10)
a) Marker gene
b) RELP
c) BoLA
d) Robertsanian translation
e) Mosaicism

Earning:   Approval pending.