Question48:-Which of the following is not a part of the digestive system of chicken?
A:-stigma
B:-cloaca
C:-ventriculus
D:-crop
Correct Answer:- Option-A
Question49:-The number of air sacs in chicken is

D:-10
Correct Answer:- Option-C
Question50:-Small down feathers which function as insulative covering in chicken
A:-plumules
B:-hackles
C:-contour feathers
D:-filoplumes
Correct Answer:- Option-A
Question51:-Selection method of choice for improving body weight is
A:-progeny testing
B:-individual selection
C:-family selection
D:-pedigree selection
Correct Answer:- Option-B
Question52:-On theoretic consideration the crossing of Indian cow with exotic bull is
A:-out crossing
B:-cross breeding
C:-grading up
D:-species hybridization
Correct Answer:- Option-D
Question53:-The normal colour of bull semen is
A:-sparkling white
B:-yellowish white
C:-dull white
D:-snow white
Correct Answer:- Option-C
Question54:-The diluent used for frozen semen is
A:-egg yolk citrate
B:-tris-glycerol extender
C:-caprogen extender
D:-coconut milk extender
Correct Answer:- Option-B
Question55:-Site of insemination in cow is
A:-mid cervix
B:-uterine cornua
C:-fallopian tube
D:-vagina
Correct Answer:- Option-A
Question56:-Which of the following is not true about the rectro-vaginal method of Al compared to speculum method?
A:-less disturbance to animal
B:-pregnancy can be ruled out before Al
:-change of injury to genital tract will be less
D:-can be done in small animals easily
Correct Answer:- Option-D
Question57:-The type of placenta in sow is
A:-cotyledonary
iscoid
C:-zonary
D:-diffuse