Male Reproductive System

Q.

How many sperm cells are there in an average human ejaculation?

Q.

What is the botanical name of papaya? How much time does it take to bleed after eating papaya?

Q.

Draw a labelled diagram of human female reproductive system. [3 MARKS]

Q. Why are testes located outside the body?

Q. Functions of prostate gland and seminal vesicle include:

1. Producing sperm
2. Producing secretions to form semen
3. Separating urine from semen
4. Production of urine

Q.

What are called as testicular lobules ?

Q.

Which hormone is secreted by sertoli cells?

Q. Testes are located outside the abdominal cavity since:

1. Scrotum is present inside the body.
2. Sperm production needs lower temperature.
3. Sperm production needs higher temperature.
4. Ovaries are present inside the body.

Q. The male copulatory organ is called .

1. testes
2. penis
3. scrotum

Q. Identify the primary sex organ in males and its function?

1. Testes; to produce sperms and testosterone
2. Ovary; to produce ova and progesterone
3. Penis; to mature and produce sperm
4. Ovary; to produce sperms and testosterone

Q. What is copulation?

Q.

Name the organs which produce sperms in humans.

Q.

Male gonads in humans are called

1. Ovaries

2. Testes

3. Sperm ducts

4. Fallopian tube

Q. What is the function of testes in male reproductive system

Q.

What is the role of the acrosome reaction in fertilization?

Q.

Which hormones in males regulate spermatogenesis?

Q.

What are interstitial cells?

Q.

What is the function of the vas deferens?

Q. Identify A, B and C in the following image of human sperm.

1. A: Head
   B: Tail
   C: Middle piece
2. A: Head
   B: Middle piece
   C: Tail
3. A: Middle piece
   B: Tail
   C: Head
4. A: Middle piece
   B: Head
   C: Tail

Q.

Which is not a function of the male reproductive system in humans?

1. The secretion and production of male sex hormones

2. The function of nourishing the growing embryo is carried out by the female reproductive system.

3. To produce, transport, maintain, and to nourish sperm

4. Discharging of the sperm within the female reproductive tract

Q. Which of the following is not a part of the human male reproductive system $?$

Q.

Trace the path of a sperm from the time it is produced until it fuses with the ovum.

Q. Which one of the following organs is responsible for delivering semen into the vagina?

1. Seminal ducts
2. Testes
3. Uterus
4. Penis

Q.

Why is the blood-testis barrier important?

Q.

What is the other name of Leydig cells?

Q.

What is prepuce in the male reproductive system?

Q. Identify the correct pair.

1. Ovum- produce ovaries
2. Uterus- paired structure
3. Embryo- single celled
4. Testes- produce sperms

Q. Match the parts of the reproductive system with their functions.

$\begin{array}{cc}\text{Column I}& \text{Column II}\\ \text{1.Testes}& \text{i) Nourishes embryo}\\ \text{2.Uterus}& \text{ii) Produces ovum}\\ \text{3.Ovaries}& \text{iii) Produces sperm}\end{array}$

1. 1- iii, 2- ii, 3-i
2. 1- i, 2- ii, 3-iii
3. 1- iii, 2- i, 3-ii
4. 1- ii, 2- i, 3-iii

Q.

The male reproductive system in human beings consist of a pair of ovaries.

1. True

2. False

Q. Name the organelle, present in the middle piece of the sperm, that gives energy for the sperm to move.

1. Nucleus
2. Endoplasmic Reticulum
3. Golgi Complex
4. Mitochondria