Quiz: Test your knowledge of Reproduction Chapter 20 (MCQ'S) part- i
Quiz: Test your knowledge of Reproduction Chapter 20 (40 MCQ's)
Part i.
The best chapter-wise 40 MCQ's on reproduction are discussed below. At the end of this series, there are other links to MCQ's related to topic reproduction and the exercise of this chapter.
1. Testes are male gonads that are situated outside the abdomen within a skin pouch called __________.
A. Scrotum
B. Ureter
C. Pelvis
D. Anus
The correct option is: A (anus).
2. Each teste is divided into how many lobules?
A. 150 to 200
B. 250 to 300
C. 350 to 400
D. 450 to 500
The correct option is: B (450 to 500).
3. Each lobule contains one to four tightly coiled _________.
A. Vasa efferentia
B. Scrotum
C. Seminiferous tubules
D. None of these
The correct option is: C (seminiferous tubules).
4. The process of __________ takes place in
Seminiferous tubules.
A. Oogenesis
B. Spermatogenesis
C. Reproduction
D. Both A and B
The correct option is: B (spermatogenesis)
5. ___________ are present between the seminiferous tubules, which produce male sex hormones.
A. Leyden cells
B. Sperms
C. Seminal Vesicles
D. Fallopian tubes
The correct option is: A (leyden cells).
6. Leyden cells produce male sex hormones that are __________.
A. Estrogen
B. Progesterone
C. Testosterone
D. Both A and B
The correct option is: C (testosterone).
7. Accessory ducts include:
A. Vasa efferentia, epididymis, and urethra
B. Vasa efferentia, epididymis, urethra and ejaculatory duct
C. Epididymis, ejaculatory duct, and urethra
D. Vasa efferentia, epididymis, ductus deferens, ejaculatory duct, and urethra
The correct option is: D (Vasa efferentia, epididymis, ductus deferens, ejaculatory duct, and urethra)
8. Sperm are stored temporarily and nourished, and they gain the ability to swim.
A. Epididymis
B. Vas efferentia
C. Ejaculatory duct
D. All of these
The correct option is: A (epididymis).
9. The ________ gland secretes mucus and an alkaline fluid into the urethra in males.
A. Bulbourethral gland
B. Cowpers' gland
C. Adrenal gland
D. Adrenaline
The correct option is: B (cowpers' gland).
10. _________ in semen decreases the viscosity of mucus guarding the entry of the uterus and stimulates reverse peristalsis in the uterus.
A. Prostaglandins
B. Cowpers' gland
C. Progesterone
D. All of these
The correct option is: A (prostaglandins).
11. The process of sperm formation in males, which involves a precise sequence of events, is called _________.
A. Spermatozoa
B. Spermatocytes
C. Spermatogenesis
D. Both A and B
The correct option is: C (spermatogenesis)
12. The outermost cells that make up the epithelial wall of the seminiferous tubules are:
A. Spermatogenesis
B. Spermatozoa
C. Spermatocytes
D. Spermatogonia
The correct option is: D (spermatogonia).
13. In spermatogenesis, spermatogonia divide continuously by:
A. Mitosis
B. Meiosis
C. Both A and B
D. None of these
The correct option is: A (mitosis).
14. In spermatogenesis, spermatids are formed during:
A. Mitosis
B. Meiosis I
C. Meiosis II
D. Both B and C
The correct option is: C (meiosis I).
15. _____________ is a process in which spermatids change into motile and active sperm.
A. Spermatogenesis
B. Spermiogenesis
C. Spermatogonia
D. Spermatozoa
The correct option is: B (spermiogenesis).
16. Which hormone stimulates spermatogenesis by stimulating Sertoli cells to complete the development of sperm?
A. FSH
B. GnRH
C. LH
D. Growth hormone
The correct option is: A (FSH).
17. ___________ stimulates leydig cells to release testosterone.
A. FSH
B. GnRH
C. LH
D. Growth hormone
The correct option is: C (LH).
18. Which hormone is produced by the sertoli cells and serves to control spermatogenesis?
A. Growth hormone
B. Inhibin hormone
C. Follicle-stimulating hormone
D. All of these
The correct option is: B (Inhibin hormone)
19. When the sperm count is high, inhibin releases?
A. Increases
B. Decreases
C. Constant
D. No effect
The correct option is: A (increases).
20. When the sperm count falls, what happens to inhibit secretion?
A. No effect
B. Increase
C. Rise
D. Declines
The correct option is: D (decline).
21. _______are female gonads that produce ova and release hormones.
A. Zygote
B. Ovaries
C. Egg
D. All of these
The correct option is: B (ovaries).
22. The female reproductive system consists of:
A. Pair of ovaries, oviducts, uterus, cervix, and vagina
B. Pair of ovaries, oviduct, and vagina
C. Oviduct, uterus, and cervix
D. Vagina, cervix, and pair of ovaries
The correct option is: A
23. Ovaries are about ______ cm long and ______ cm wide.
A. 2-3 cm long and 4-5 cm wide
B. 3-5 cm long and 2-3 cm wide
C. 3-5 cm long and 2-3 cm wide
D. 3–8 cm long and 2–9 cm wide
The correct option is: C.
24. In the ovary, there are many sac-like structures called ovarian follicles, each of which consists of an immature egg called _________.
A. Oocyte
B. Oogonia
C. Egg
D. None of these
The correct option is: A (oocyte).
25. Each month in adult women, one of the ripening follicles ejects its oocyte from the ovary, this event is called _____.
A. Ovulation
B. Oogenesis
C. Oogonia
D. Oocytes
The correct option is: A (ovulation).
26. After ovulation, the ruptured follicle is transformed into a glandular structure called ________.
A. Cervix
B. Corpus luteum
C. Fallopian tube
D. Vagina
The correct option is: B (corpus luteum).
27. __________ forms the initial part of the female duct system.
A. Oviduct
B. Fallopian tubes
C. Both A and B
D. None of these
The correct option is: C (both A and B).
28. __________ receives the ovulated oocyte and is the site where fertilization generally occurs.
A. Fallopian tube
B. Oviduct
C. Both A and B
D. None of these
The correct option is: C (both A and B).
29. To receive, retain, and nourish a fertilized ovum is a function of:
A. Uterus
B. Uterine wall
C. Cervix
D. Fallopian tube
The correct option is: A (uterus).
30. The wall of the uterus is composed of how many layers?
A. Two
B. Three
C. Four
D. Five
The correct option is: B (three).
31. ___________ is the outermost covering layer of the uterus.
A. Perimetrium
B. Myometrium
C. Endometrium
D. None of these
The correct option is: A (perimetrium).
32. A muscular layer that contract rhythmically during childbirth to expel the baby from the mother's body is:
A. Perimetrium
B. Myometrium
C. Endometrium
D. None of these
The correct option is: B (myometrium).
33. Oogonia produce primary oocytes, which remain at__________ of meiosis I throughout childhood.
A. Metaphase
B. Anaphase
C. Prophase
D. Telophase
The correct option is: C (prophase).
34. In oogenesis, after the development of secondary follicles, estrogen stimulates the growth of the follicle, which eventually becomes ________.
A. Mature follicle
B. Graafian follicle
C. Primary follicle
D. Both A and B
The correct option is: D
35. When primary oocytes divide by meiosis I, the Graafian follicle develops, and it contains:
A. Secondary oocyte
B. First polar body
C. Both A and B
D. Second polar body
The correct option is: C
36. After secondary meiotic division, the secondary oocyte produces:
A. Single large ovum and a second polar body
B. Two second-polar bodies
C. Two polar bodies and two ovum
D. Two ovum and three polar bodies
The correct option is: A
37. About ______ ever develop secondary oocytes, which are released from the ovary during the menstrual cycle.
A. 250
B. 350
C. 450
D. 550
The correct option is: C (450).
38. Some common causes of infertility are:
A. Absent or irregular menstrual period
B. Problems with Ovulation
C. Both A and B
D. Fertilized egg must attach to the inside of the uterus.
The correct option is: C
39. Less common causes of fertility problems in women include:
A. Blocked fallopian tubes
B. Physical problem with uterus
C. Uterine fibroids
D. All of these
The correct option is: D
40. ___________ is a genetic disorder that causes problems with breathing and digestion.
A. Cystic fibrosis
B. Varicocele
C. Syphilis
D. Gonorrhoea
The correct option is: A (cystic fibrosis).
For more important MCQ'S of chapter Reproduction, click the following link.
*Exercise MCQ'S of chapter 20(Reproduction) class 2nd year.
 part- i){kind=link}
0 Comments