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Free Download as PDF of the detailed solutions for class 12 Biology from NCERT or CBSE text book as per exam pattern, to help you in day to day learning. We provide all important questions and answers from chapter Human Reproduction of Biology.
91
Which hormone is released from testes ?
[1]
Testosterone
[2]
Progesterone
[3]
Estrogen
[4]
Relaxin
92
In testis which cells are present in the interstitial space between seminiferous tubules?
[1]
Sertoli cells
[2]
Germinal cells
[3]
Leydigs cells
[4]
(1) and (2) both
93
Function of epididymis is ...
[1]
A temporary storagesite
[2]
For the immature sperms complete their maturation process
[3]
Gain the ability of swimming (motility)
[4]
All of these
94
What is the region present between part of seminal vesicle and duct of urinary bladder called ?
[1]
Ejaculatory duct
[2]
Urethra
[3]
Duct of urinary
[4]
Seminal vesicle duct
95
Where is bulbourethral gland located ?
[1]
Beneath the prostate
[2]
Over urinary bladder
[3]
Lateral side of urethra
[4]
(1) and (2) both
96
Which cylindrical organ is located at frontal region of scrotal sacs ?
[1]
Epididymus
[2]
Vas deference
[3]
Penis
[4]
(1) and (2) both
97
What is the surrounding layer of the ovary called ?
[1]
Germinal epithelium
[2]
Stroma
[3]
Tunica albuginea
[4]
Collagenovs
Answer: Germinal epithelium
98
Graffian follicle after ovulation produces glandular body, it is called ...
[1]
Graffian follicle
[2]
Mass of graffion follicle
[3]
Corpus luteum
[4]
Both 1 and 2
99
Where an ovum is fertilization occors ?
[1]
Vagina
[2]
Uterus
[3]
Fallopion tube
[4]
Infundibullum
100
It is a bulky middle layer of the uterus and its plays an active role during the delivery of a baby ...
[1]
Endometrium
[2]
Myometrium
[3]
Epimetrium
[4]
None of thiss
101
What is called a tiny finger like structure which lies at the upper junction of the two labia minora.
[1]
Penis
[2]
Clitoris
[3]
Mons
[4]
Pubis
102
In spermatogenesis which cells are produce at the end of the growth phase ?
[1]
Primary spermatocyte
[2]
Secondary spermatocyte
[3]
Spermatogonia
[4]
Spermatids
Answer: Primary spermatocyte
103
Which enzyme is produced by acrosome ?
[1]
Hyaluronidase
[2]
Testosterone
[3]
FSH
[4]
LH
104
The events of the menstrual cycle are the cyclic changes in the....
[1]
Endometrium
[2]
Myometrium
[3]
Epimetrium
[4]
All of these
105
When fertilized ovum is convert into zygote ?
[1]
On entry of sperm in ovum
[2]
On entry of sperm in secondery pronucleus
[3]
On fusion of male and female pronucleus
[4]
After change into fertilization membrane
Answer: On fusion of male and female pronucleus
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