Reproduction In Lower And higher Animals Sub Topics For MHT_CET 2023-2024
- Asexual reproduction in animals
- Sexual reproduction in animals
- menstrual cycle (Ovarian cycle)
- Gametogenesis
- Fertilization /Syngamy
- Embryonic development
- Pregnancy
- Placenta
- Parturition
- Lactation
- Reproductive health
- Birth control
- Sexually transmitted diseases (STDs)
- Infertility
Multiple Choice Questions for Biology MHT-CET
Q1. Production of offsprings by a single parent without fusion of gametes is called:
A. Asexual reproduction
B. Sexual reproduction
C. Amphimixis
D. Parthenogenesis
Correct Answer:(A)
Q2. Asexual reproduction involves:
A. Only meiosis
B. Only mitosis
C. Both mitosis and meiosis
C. Both mitosis and meiosis
D. Either mitosis and meiosis
Correct Answer:(B)
Q3. Gemmule consists of mass of undifferentiated cells called;
A. Archeocytes
B. Amoebocytes
C. Fragments
D. Nematocytes
Correct Answer:(A)
Q4. Gemmule formation takes place only in:
A. Sponges
B. Coelenterates
C. Fragments
D. Nematocytes
Correct Answer:(A)
Q5. _______ are asexually produced mass of aggregation of dormant cells that are capable of developing into an adult sponge.
A. Archaeocytes
B. Spicules
C. Monoaxons
D. Micropyles
Correct Answer:(A)
Q6. Hydra multiplies asexually by:
A. Gemmule formation
B. Amphimixis
C. Budding
D. All of these
Correct Answer:(C)
Q7. All of the following are secondary sexual characters in females, except:
A. Enlarged larynx
B. Broader pelvis
C. High pitched voice
D. Developed breast
Correct Answer:(A)
Q8. The primary sex organs in males are the:
A. Penis
B. Ovaries
C. Testes
D. Bulbourethral gland
Correct Answer:(C)
Q9. In man , testes are :
A. Ectodermal in origin
B. Formed in abdominal cavity
C. Formed in thoracic cavity
d. Enclosed in peritoneum
Correct Answer:(B)
Q10. The presence of ________ indicates that testes are abdominal in origin .
A. Peritoneal covering
B. Gubernaculum
C. Spermatic cord
D. Prepuce
Correct Answer:(A)
Q11. There is connective tissue cord extending between the testis and abdominal wall called :
A. Testis cord
B. Gubernaculum
C. Mesenteric cord
D. Spermatic cord
Correct Answer:(D)
Q12. Testis are externally covered by :
A. Tunica albuginea
B. Tunica vasculosa
C. Tunica vaginalis
D. Tunica gubernaculum
Correct Answer:(A)
Q13. Outer to the tunica albuginea is an incomplete peritoneal covering called:
A. Prepuce
B. Tunica vasculosa
C. Tunica vaginalis
D. Tunica gubernaculum
Correct Answer:(C)
Q14. ________ lobules are present in testis.
A. 50-100
B. 150-250
C. 200-300
D. 350-450
Correct Answer:(C)
Q15. Each testicular lobule has ______ highly coiled seminiferous tubule.
A. 1-4
B. 5-10
C. 10-14
D. 15-20
Correct Answer:(A)
Q16. Each seminiferous tubule is internally lined by:
A. Spermatogonia
B. Spermatozoa
C. Spermatocyte
D. Spermatid
Correct Answer:(A)
Q17. Tunica Dartos is made up of:
A. Skeletal muscles fibres
B. Smooth muscle fibres
C. Cardiac muscles fibres
D. Both skeletal and smooth muscles
Correct Answer:(B)
Q18. Failure of testes to descend from abdomen into scrotum leads to sterility called:
A. Atresia
B. Cryptorchidism
C. Gastrulation
D. Amniocentesis
Correct Answer:(B)
Q19. Large pyramid cells also known as sustentacular cells are:
A. Interstitial cell
B. Leydig cells
C. Sertoli cells
D. Primordial follicles
Correct Answer:(C)
Q20. The germinal cells undergo gametogenesis to form ________.
A. Primary spermatocytes
B. Spermatids
C. Spermatozoa
D. Spermatogonial cell
Correct Answer: (C)
Q21. Leydig cells are found in:
A. Thyroid
B. Kidney
C. Testes
D. Ovary
Correct Answer: (C)
Q22. _______ cells secrete androgens are testosterone.
A. Sertoli cells
B. Sustentacular cells
C. Leydig cells
D. Both (B) and (C)
Correct Answer: (C)
Q23. Secondary sexual characters in male are controlled by this hormone :
A. Oxytocin
B. Estrogen
C. Testosterone
D. Progesterone
Correct Answer: (C)
Q24. Vas efferentia carry sperms from testes to:
A. Vas deferens
B. Epididymis
C. Ejaculatory duct
D. Seminal vesicle
Correct Answer: (B)
Q25. Vas deferens joins to the :
A. Ejaculatory duct
B. Duct or seminal vesicle
C. Urethra
D. Ureter
Correct Answer: (B)
Q26. Ejaculatory duct opens into:
A. Seminal vesicle
B. Urethra
C. Ureters
D. Vas deferens
Correct Answer: (B)
Q27. _______ provides common passage for urine and sperms .
A. Seminal vesicle
B. Urethra
C. Ureter
D. epididymis
Correct Answer: (B)
Q28. _________ is known as urinogenital duct .
A. Vas deferentia
B. Vas efferentia
C. Ureter
D. Urethra
Correct Answer: (D)
Q29. The male accessory gland is :
A. Seminal vesicles
B. Prostate gland
C. Cowper's gland
D. All of these
Correct Answer: (D)
Q30. Which of the following is/are component(s) of seminal fluid ?
A. Fructose
B. Fibrinogen
C. Prostaglandins
D. All of these
Correct Answer: (D)
Q31. Seminal fluid constitutes about ______ % of semen.
A. 30
B. 50
C. 60
D. 90
Correct Answer: (C)
Q32. Seminal fluid coagulates on ejaculation for quick propulsion in the vagina due to presence of
A. Acid phosphate
B. Prostaglandins
C. Fibrinogen
D. Fructose
Correct Answer: (C)
Q33. Which accessory sex gland consists of 20-30 separate lobes and secretes about 30% of semen?
A. Seminal vesicles
B. Prostate glands
C. Cowper's gland
D. Bulbourethral gland
Correct Answer: (B)
Q34. On average ,semen contains about million sperms :
A. 50
B. 115
C. 400
D. 715
Correct Answer: (C)
Q35. The penis contains two postero-lateral tissues called:
A. Corpora cavernosa
B. Corpora quadrigemina
C. Corpus spongiosum
D. Both (A) and (C)
Correct Answer: (A)
Q36. In penis, median tissue called is present:
A. Corpus spongiosum
B. Dartos muscles
C. Cremaster muscles
D. Corpora cavernosa
Correct Answer: (A)
Q37. Glans penis is covered by:
A. Corpus spongiosum
B. Corpus cavernosa
C. Prepuce
D. cremaster muscles
Correct Answer: (C)
Q38. The fallopian tube opens into the :
A. Ovary
B. Cervix
C. Uterus
D. Vagina
Correct Answer: (C)
Q39. Isthmus is also known as :
A. Cornua
B. Ampulla
C. Infundibulum
D. Cervix
Correct Answer: (A)
Q40. ________ is commonly called the womb.
A. Ovary
B. Fallopian tube
C. Uterus
D. Cervix
Correct Answer: (C)
Q41. ________ is the upper dome shaped part of uterus.
A. Cervix
B. Fundus
C. Isthmus
D. Cornua
Correct Answer: (B)
Q42. In uterus , the thick muscular layer of smooth muscles is called:
A. Perimetrium
B. Myometrium
C. Endometrium
D. Exometrium
Correct Answer: (B)
Q43. Vigorous contraction of muscles of _______ cause labour during parturition .
A. Perimetrium
B. Endometrium
C. Myometrium
D. Exometrium
Correct Answer: (C)
Q44. _______ extends into the vagina.
A. Infundibulum
B. Ampulla
C. Cervix
D. Isthmus
Correct Answer: (C)
Q45. Vagina lies between:
A. Cervix and vestibule
B. Isthmus and infundibulum
C. Fundus and cervix
D. Isthmus and vestibule
Correct Answer: (C)
Q46. _______ is covered by fold of mucous membrane called hymen.
A. Fundus
B. Vaginal orifice
C. Vestibule
D. Isthmus
Correct Answer: (B)
Q47. ________ acts as a passage for menstrual flow as well as birth canal during parturition .
A. Isthmus
B. Vagina
C. Infundibulum
D. Uterus
Correct Answer: (B)
Q48. The external genitalia of the female reproductive system includes the :
A. Vestibule
B. Clitoris
C. Mons pubic
D. All of these
Correct Answer: (D)
Q49. ________ are a pair of thin folds inner to the labia majora.
A. Vestibule
B. Labia minora
C. Mons pubic
D. Hymen
Correct Answer: (B)
Q50. _________ in females is homologous to the scrotum.
A. Labia minora
B. Clitoris
C. Labia majora
D. Vagina
Correct Answer: (C)