Gametogenesis Test
Gametogenesis
This is online test 02 for CBSE class 12 Biology Human Reproduction (Gametogenesis).. There are 10 questions in this test with each question having around four answer choices.
Questions & Answers
1
Oogenesis starts
- AAfter the birth of female baby
- BBefore the birth of female babyCorrect
- CAt menopause
- DAt puberty
2
How many sperms are formed by 4 primary spermatocytes?
- A16Correct
- B1
- C4
- D32
3
The developing sperms are nourished by
- ALeydig cells
- BSertoli cellsCorrect
- CGranulosa cells
- DCorpus luteum
4
Which of the following control the function of Sertoli cell?
- AFSHCorrect
- BACTH
- CEstrogens
- DTestosterone
5
Egg released by the Graafian follicle is surrounded by
- AZonapellucida and Vitelline membraneCorrect
- BGastrula and Vitelline membrane
- CNone of these
- DPlasma membrane and tunica
6
The number of autosomes in human primary spermatocyte is
- A23
- B44
- C46Correct
- D22
7
A human female is born with a million of primary oocytes at the time of birth. How many eggs get a chance to mature?
- AAbout 1000
- BMore than 500
- CAbout 500Correct
- DAbout 1500
8
Five oogonia yield 10 primary oocytes, then how many ova are produced on completion of oogenesis?
- A20
- B40
- C10
- D5Correct
9
Identify the false statement out of the following
- ALeydig cells synthesize androgens
- BMenstrual cycle ceases during pregnancy
- CAndrogens are produced by Sertoli cellsCorrect
- DSpermatozoa get nutrition from Sertoli cells
10
Assertion: Each spermatogonium is diploid and contains 46 chromosomes. Reason: Some spermatogonia, primary spermatocytes complete the meiotic division to form four haploid cells.
- AAssertion is correct but reason is incorrectCorrect
- BAssertion is incorrect but reason is correct
- CBoth assertion and reason are correct
- DBoth assertion and reason are incorrect