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

Testis are placed in the scrotum so as to

  1. produce the male sex hormones

  2. provide proper nourishment for testis development

  3. provide a temperature 2 to 3oC lower than the body temperature

  4. provide a temperature 2 to 3oC higher than the body temperature
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

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Multiple choice

Which of the following statements is/are false?

a. An animal having female sex cells called sperms in its body is called female. b. A sperm is a single cell with very little cytoplasm and nucleus tightly packed in its head. c. An egg has a thin layer of jelly coat that allows only one sperm to enter into it during fertilisation.

  1. Only a

  2. Only a and b

  3. Only b

  4. Only b and c

  5. Only c
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

This is the correct option as this statement is false. An animal having female sex cells called eggs in its body is called female.

Multiple choice

Male germ cells are called

  1. ova

  2. testosterone

  3. sperms

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

Female germs cells are called eggs and male germ cells are called sperms.

Multiple choice

What is the main reproductive organ in males?

  1. Scrotum

  2. Urethra

  3. Testis

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

Testis is the main reproductive organ in males. A pair of testes is placed in a structure called scrotum, which is located outside the abdominal cavity.

Multiple choice

The testicles are held in

  1. Cowper's glands

  2. Ductus deferens

  3. Prostate gland

  4. Scrotum sac
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

The scrotum is a sac that hangs under the penis and holds the testes. It is divided internally into two halves by a membrane; each half containing a testis. It has an outer layer of thin, wrinkled skin over a layer of tissue which contains muscle.

Multiple choice

Germ cells are ___________.

  1. male gametes

  2. female gametes

  3. Both 1 and 2

  4. None of the above
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Germ cells are the reproductive cells, which include both male gametes (sperm/pollen) and female gametes (eggs/ovules).