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Published on: 26/08/2022
QB365 provides a detailed and simple solution for every Possible Book Back Questions in Class 12 Biology Subject - Zoology - Human Reproduction, English Medium. It will help Students to get more practice questions, Students can Practice these question papers in addition to score best marks.
Download Tamil Nadu 12th Standard Biology question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Biology Test1.
Which one of the following menstrual irregularities is correctly matched?
Menorrhagia - excessive menstruation
Amenorrhoea - absence of menstruation
Dysmenorrhoea - irregularity of menstruation
Oligomenorrhoea - painful menstruation
2.
Painful menstruation is termed as
Dysmenorrhoea
Menorrhagia
Amenorrhoea
Oligomenorrhoea
3.
Find the wrongly matched pair.
Bleeding phase- fall in oestrogen and progesterone
Follicular phase-rise in oestrogen
Luteal phase - rise in FSH level
Ovulatory phase - LH surge
4.
The Androgen Binding Protein (ABP) is produced by ________.
Leydig cells
Hypothalamus
Sertoli cells
Pituitary gland
5.
6.
The milk secreted by the mammary glands soon after child birth is called ______.
Mucous
Colostrum
Lactose
Sucrose
7.
The process which the sperm undergoes before penetrating the ovum is _____.
Spermiation
Cortical reaction
Spermiogenesis
Capacitation
8.
Mammalian egg is ______.
Mesolecithal and non cleidoic
Microlecithal and non cleidoic
Alecithal and non cleidoic
Alecithal and cleidoic
9.
10.
The foetal membrane that forms the basis of the umbilical cord is _____.
Allantois
Amnion
Chorion
Yolk sac
11.
The site of embryo implantation is the _____.
Uterus
Peritoneal cavity
Vagina
Fallopian tube
12.
The male homologue of the female clitoris is ______.
Scrotum
Penis
Urethra
Testis
13.
The glandular accessory organ which produces the largest proportion of semen is ______.
Seminal vesicle
Bulbourethral gland
Prostate gland
Mucous gland
14.
The male sex hormone testosterone is secreted from _____.
Sertoli cells
Leydig cell
Epididymis
Prostate gland
15.
The mature sperms are stored in the ____.
Seminiferous tubules
Vas deferens
Epididymis
Seminal vesicle
1.
(b)
Amenorrhoea - absence of menstruation
2.
(a)
Dysmenorrhoea
3.
(c)
Luteal phase - rise in FSH level
4.
(c)
Sertoli cells
5.
(b)
6.
(b)
Colostrum
7.
(d)
Capacitation
8.
(c)
Alecithal and non cleidoic
9.
(c)
10.
(a)
Allantois
11.
(a)
Uterus
12.
(b)
Penis
13.
(a)
Seminal vesicle
14.
(b)
Leydig cell
15.
(c)
Epididymis
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