Human Reproduction Additional Practice Test

12th Standard Zoology — Human Reproduction: Additional Online Practice Test

Pick how many questions you want and set a time limit, then start. You'll get your score at the end with the correct answer and an explanation for every question. Free, in Tamil and English — 15 questions available.

Set up your test

Number of questions

Time limit

Time remaining00:00

Which extra-embryonic membrane forms the structural base for the umbilical cord and eventually becomes part of the urinary bladder?

A.Amnion B.Yolk sac C.Allantois D.Chorion

Which homologous glands in the female reproductive system are located on the anterior wall of the vagina and secrete lubricating fluid, corresponding to the male prostate gland?

A.Bartholin's glands B.Skene's glands C.Bulbourethral glands D.Vestibular glands

During oogenesis, at what stage of follicular development does the fluid-filled cavity called the antrum first appear?

A.Primary follicle B.Secondary follicle C.Tertiary follicle D.Graafian follicle

The descent of the foetus during childbirth causes dilation of the cervix, which initiates a neurohumoral reflex known as the:

A.Ferguson reflex B.Cushing reflex C.Myotatic reflex D.Withdrawal reflex

What is the term used to describe the first ejaculation of semen in adolescent males?

A.Menarche B.Orchidectomy C.Spermarche D.Azoospermia

Which of the following hormones is produced exclusively during pregnancy in human females?

A.Oestrogen B.Progesterone C.Prolactin D.Human chorionic gonadotropin (hCG)

Approximately how many hours after fertilization does the dividing embryo form a berry-shaped solid cluster of 16 or more cells called the morula?

A.24 hours B.48 hours C.72 hours D.96 hours

In a non-pregnant woman, what scar tissue is left behind in the ovary after the complete degeneration of the corpus luteum?

A.Corpus callosum B.Corpus albicans C.Graafian follicle D.Secondary oocyte

The middle piece of the human sperm contains mitochondria spirally twisted around the axial filament. This structure is known as the:

A.Acrosome B.Nebenkern C.Centriole D.Axoneme

Q10

What is the clinical term used to describe a menstrual cycle that is shorter than 21 days, which may be caused by anterior pituitary hyperactivity?

A.Amenorrhoea B.Polymenorrhoea C.Oligomenorrhoea D.Dysmenorrhoea

Q11

The outer thin membranous serous layer of the uterine wall is called the:

A.Endometrium B.Myometrium C.Perimetrium D.Epimetrium

Q12

Which enzyme is present in the acrosome of a human sperm to help it penetrate the outer layers of the ovum during fertilization?

A.Amylase B.Pepsin C.Hyaluronidase D.Lipase

Q13

What term refers to the surgical removal of the testes in males, also known as castration?

A.Orchidectomy B.Vasectomy C.Tubectomy D.Prostatitis

Q14

Which cells in the seminiferous tubules undergo mitotic divisions at puberty and continue to divide throughout a male's life?

A.Sertoli cells B.Interstitial cells C.Spermatogonia D.Leydig cells

Q15

What is the primary function of the scrotum in human males regarding spermatogenesis?

A.Hormone secretion B.Lubrication C.Thermoregulation D.Nutrient storage

More for this chapter

About this Human Reproduction test

This free online practice test covers Human Reproduction from the 12th Standard Zoology (Samacheer Kalvi) syllabus. Choose the number of questions and an optional time limit, then answer and submit — everything is checked in your browser, with the correct answers and a worked explanation shown at the end. For the full solutions to every question in this set, see the solved MCQs page.

More chapters in Zoology

View all