CBSE
Multiple Choice QuestionsOvulation takes place in a month between
11-14 day
14-16 day
15-28 days
21-26 day
The embryo at 16 celled stage is known as
morula
gastrula
blastula
blastomere
If mammalian ovum fails to get fertilized which one of the following is unlikely?
Corpus luteum will disintegrate
Estrogen secretion further decreases
Primary follicle starts developing
Progesterone secretion rapidly declines
Refer to the given figure and choose the correct option regarding its parts labelled as A-F
B-Graafian follicle, F-Corpus luteum
C-Graafian follicle, A-Ovum
B-Primary follicle, C-Tertiary follicle showing antrum
E-Corpus callosum, D-Antrum cavity
Sertoli cells are found in testis. These cells are
nurse cells
reproductive cells
receptor cells
None of the above
Acrosome is formed by
nucleus
Golgi apparatus
mitochondria
none of these
Grey crescent is the area
at the point of entry of sperm into ovum
just opposite to the site of entry of sperm into ovum
at the animal poles
at the vegetal pole
Accessory sexual character in female is promoted by
androgen
progesterone
estrogen
testosterone
Progesterone is secreted by
Corpus luteum
Utreus
Placenta
Graafian follicle
The immediate cause of induction of ovulation in female is the large plasma surge of
progesterone
estradiol
LH
FSH
