Biology

Human Reproductive System

786 Questions

The human reproductive system covers the anatomy of reproductive organs, gamete production, fertilization processes, and reproductive technologies. This is a highly scoring area in biology sections of competitive exams. Use these questions to practice key concepts.

Fertilization processGamete productionReproductive organ functionsAssisted reproductive technology

Human Reproductive System Questions

Multiple choice

Match the following:

 
a. Sperm 1. It is the female gamete in animals.
b. Zygote 2. It is the new cell that is formed by the fusion of a male gamete and a female gamete.
c. Egg 3. It is the male gamete in animals.

  1. a - 3, b - 2, c - 1

  2. a - 3, b - 1, c - 2

  3. a - 1, b - 3, c - 2

  4. a - 2, b - 3, c - 1

  5. a - 1, b - 2, c - 3
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sperm is the male gamete in animals. Zygote is the new cell that is formed by the fusion of male and female gametes. Egg is the female gamete in animals.

Multiple choice

Follicle stimulating hormone functions in

  1. males

  2. females

  3. both males and females

  4. infants
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

FSH stimulates the process of spermatogenesis and sperm formation in males and stimulates formation of ovaries in females.

Multiple choice

In case of animals, the cells of zygote (formed with the fertilization of sperms and ovum) show totipotency. Which of the following statements is/are correct about totipotency?

  1. Ability to divide indefinitely into complete organisms.
  2. Production of blood corpuscles (RBCs, WBCs, Platelets)

  1. Only (1)

  2. Only (2)

  3. Both (1) and (2)

  4. Neither (1) nor (2)
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Statement (1) is correct. 'Totipotency' word 'Toti' means total and 'potent' means capacity to divide indefinitely and differentiate into full fledged organisms. Statement (2) is incorrect. Production of blood corpuscles is the function of stem cells, which are produced from totipotent cells.

Multiple choice

Which of the following statements about acrosomes is correct?

  1. Acrosomes serve no particular function.

  2. Acrosomes have a conical pointed structure which is used for piercing and penetrating the egg.

  3. The sperm lysins in the acrosome dissolve the egg membrane, thereby starting fertilisation.

  4. Acrosomes serve as a sensory structure and thereby, lead the sperm towards ovum.

  5. NA
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Acrosomes contain digestive enzymes like hyaluronidase and lysins which help in breaking down the outer membrane of the ovum.

Multiple choice

Yolk is synthesised in

  1. liver

  2. fat bodies

  3. Both 1 and 2

  4. sertoli cells

  5. NA
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Yolk proteins are the most abundant egg proteins in oviparous animals.