Q176
Allen
11. NCERT BASED QUESTIONS
MCQ
In which phase of menstrual cycle Graafian follicle is transformed into corpus luteum ?
A.
Luteal phase
B.
Proliferative phase
C.
Follicular phase
D.
Growth phase
Q177
Allen
11. NCERT BASED QUESTIONS
MCQ
Which of the hormones is essential for maintenance of the endometrium ?
A.
FSH
B.
LH
C.
Progesterone
D.
Testosterone
Q178
Allen
11. NCERT BASED QUESTIONS
MCQ
Which of the following is an indicator of normal reproductive phase and extends between menarche and menopause?
A.
Menstrual cycle
B.
Estrous cycle
C.
Ovulation
D.
Implantation
Q179
Allen
11. NCERT BASED QUESTIONS
MCQ
In human, fertilization takes place in :-
A.
cervix
B.
ampulla
C.
isthmus
D.
vagina
Q180
Allen
11. NCERT BASED QUESTIONS
MCQ
The embryo with 8 to 16 blastomeres is called as :-
A.
morula
B.
blastocyst
C.
gastrula
D.
foetus
Q181
Allen
11. NCERT BASED QUESTIONS
MCQ
During Implantation, the blastocyst gets embedded in which layer of the uterus?
A.
Trophoblast
B.
Endometrium
C.
Myometrium
D.
Perimetrium
Q182
Allen
11. NCERT BASED QUESTIONS
MCQ
The mitotic division starts as the zygote moves through the of the oviduct called cleavage towards the uterus.
A.
ampulla
B.
isthmus
C.
fimbriae
D.
infundibulum
Q183
Allen
11. NCERT BASED QUESTIONS
MCQ
During fertilization, a sperm comes in contact with which layer of the ovum?
A.
Jelly coat
B.
Zona pellucida
C.
Vitelline membrane
D.
Perivitelline space
Q184
Allen
11. NCERT BASED QUESTIONS
MCQ
Function of placenta is to :-
A.
supply Oā to embryo
B.
removal COā produced by the embryo
C.
produce several hormones
D.
All of the above
Q185
Allen
11. NCERT BASED QUESTIONS
MCQ
Stem cells are found in :-
A.
inner cell mass
B.
ectoderm
C.
endoderm
D.
mesoderm
Q186
Allen
11. NCERT BASED QUESTIONS
MCQ
The first sign of growing foetus may be noticed by :-
A.
listening to the heart sound carefully with the help of stethoscope
B.
appearance of hair
C.
appearance of head
D.
appearance of eye lids
Q187
Allen
11. NCERT BASED QUESTIONS
MCQ
Placenta contains :-
A.
only chorionic villi
B.
only uterine tissue
C.
chorionic villi and uterine tissue
D.
trophoblast and chorionic villi
Q188
Allen
11. NCERT BASED QUESTIONS
MCQ
The average duration of human pregnancy is about nine months which is known as :-
A.
gestation period
B.
parturition
C.
lactation
D.
implantation
Q189
Allen
11. NCERT BASED QUESTIONS
MCQ
The signals for parturition originate from :-
A.
fully developed foetus
B.
placenta
C.
both fully developed foetus and placenta
D.
uterus
Q190
Allen
11. NCERT BASED QUESTIONS
MCQ
Which hormone acts on uterine myometrium during parturition ?
A.
Oxytocin
B.
LH
C.
Estrogen
D.
Relaxin
Q191
Allen
11. NCERT BASED QUESTIONS
MCQ
Which gland of female human undergoes differentiation during pregnancy?
A.
Adrenal gland
B.
Mammary gland
C.
Pituitary gland
D.
Thymus gland
Q192
Allen
11. NCERT BASED QUESTIONS
MCQ
Which of the following is correct for colostrum ?
A.
It contains severel antibodies.
B.
It is produced during the last few days of lactation.
C.
It is a pheromone.
D.
It is white in colour.
Q193
Allen
11. NCERT BASED QUESTIONS
MCQ
Human beings are :-
A.
ovoviviparous
B.
oviparous
C.
parthenogenetic
D.
viviparous
Q194
Allen
12. ANALYTICAL QUESTIONS
MCQ
What does happen if vasa deferentia are cut in a man ?
A.
Sperms become non nucleated.
B.
Spermatogenesis does not occur.
C.
Semen is ejaculated without sperms.
D.
Sperms have no motality.
Q195
Allen
12. ANALYTICAL QUESTIONS
MCQ
If epididymis is removed, then what does happen in a man ?
A.
Sperms have shorter life span.
B.
Sperms travel the pathway in lesser time.
C.
Functional maturation of sperms takes lesser time.
D.
Sperms are incapable for fertilization.
Q196
Allen
12. ANALYTICAL QUESTIONS
MCQ
Which of the following is not correct about sustentacular cells ?
A.
These are present in between the germinal epithelial cells.
B.
These are related with the nutrition of sperm.
C.
These form blood testis barrier.
D.
These form testosterone from oestrogen.
Q197
Allen
12. ANALYTICAL QUESTIONS
MCQ
After some time of ejaculation, semen liquefies due to presence of an enzyme which is found in the secretion of :-
A.
vagina
B.
seminal vesicle
C.
prostate gland
D.
Cowper's gland
Q198
Allen
12. ANALYTICAL QUESTIONS
MCQ
If Cowper's gland is removed, then which of the following would be affected ?
A.
Sexual attraction
B.
Capacitation of sperms
C.
Hardness of penis
D.
Copulation and fertilization
Q199
Allen
12. ANALYTICAL QUESTIONS
MCQ
Which of the following releases inhibin to control spermatogenesis ?
A.
Rete testis
B.
Follicular cells
C.
Leydig's cells
D.
Sustentacular cells
Q200
Allen
12. ANALYTICAL QUESTIONS
MCQ
Correct order of spermatogenesis is :-
A.
Spermatocytes, Spermatogonium, Spermatids, Sperms
B.
Spermatogonium, Spermatids, Spermatocytes, Sperms
C.
Spermatids, Spermatogonium, Spermatocytes, Sperms
D.
Spermatogonium, Primary Spermatocytes, Secondary Spermatocytes, Spermatids, Sperms