This practice test includes Biology (Class 12th ) 25 important questions from the chapter human reproduction.
Human Reproduction – Biology Revision Test (Class 12th) | MCQs For NEET
Score: 0 / 25
Questions
Q1. Ovulation in the human female normally takes place during the menstrual cycle
It takes place at the end of the proliferative phase.
Q2. After ovulation Graafian follicle regreses into
Graafian follicle regreses into corpus luteum
Q3. Immediately after ovulation, the mammalian egg is covered by a membrane known as
membrane is known as vitelline membrane.
Q4. Which one of the following events is correctly matched with the time period in a normal menstrual cycle ?
Q5. If mammalian ovum fails to get fertilised, which one of the following is unlikely ?
Estrogen secretion increases and menstruation occurs
Q6. A human female reaches menopause aroung the age of__ yrs
Q7. A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is
It is known as cortical reaction.
Q8. Which part of the sperm plays an important role in penetrating the egg membrane ?
Acrosome penetrates the egg membrane.
Q9. In oocyte secondary maturation occurs in
secondary maturation occurs in Fallopian tube
Q10. Besides activating the egg another role of a sperm is to carry to egg
Q11. Preparation of sperm before penetration of ovum is
Preparation of sperm before penetration of ovum is known as spermiation
Q12. The function of the secretion of prostate gland is to
secretion of prostate gland is to stimulate sperm activity
Q13. Lower narrow end of uterus is called
Lower narrow end of uterus is called cervix
Q14. Bartholin’s glands are situated
It is situated on the either side of vagina in humans.
Q15. In human adult females oxytocin
It causes strong uterine contractions during parturition
Q16. The third stage of parturition is called “after-birth”. In this stage
In this stage placenta is expelled out
Q17. spot the odd one out from the following structures with reference to the male reproductive system
Q18. In humans, at the end of the first meiotic division, the male germ cells differentiate into the
It differentiate into secondary spermatocytes
Q19. How many sperms are formed from a secondary spermatocyte ?
Q20. How many sperms are formed from 4 primary spermatocytes ?
Q21. In spermatogenesis, reduction division of chromosome occurs during conversion of
It occurs during conversion of primary spermatocytes to secondary spermatocytes
Q22. Which of the following groups of cells in the male gonad, represent haploid cells ?
Q23. The process of release of spermatozoa from Sertoli cells into cavity of the seminiferous tubules is called
Q24. Acrosome is a type of
Acrosome is a type of lysosome
Q25. At what stage of life is oogenesis initiated in a human female ?
It initiates at puberty.
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