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प्रश्न
Write the answers to the questions by observing the figure.
- What does the above figure show?
- Write the names of parts A, B, C, D.
- Write the function of the part 'D'.
- How is semen formed?
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उत्तर
- The given figure represents the human male reproductive system.
- A: Seminal vesicle
B: Prostate gland
C: Urinogenital duct
D: Testis - The part labelled as ‘D’ is testis which is responsible for sperm production.
- Semen is formed of sperms and secretions of seminal glands, prostate gland and Cowper’s glands.
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संबंधित प्रश्न
Write two major functions of testis.
Identify True/False statement. Correct false statement to make it true.
Androgens are produced by Sertoli cells.
Differentiate between the Tubectomy and Vasectomy (Part cut and tied)
Expand the following biological abbreviations: TSH
Mention the functions of Testis.
Differentiate between primary and accessory reproductive organs.
Given below is the schematic diagram of the sectional view of the human male reproductive system.
Name the parts numbered 1-11.
Mention the exact location of the following :
Testis
Give Technical Term:
Name the male gamete of a mammal.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Tubectomy involves the cutting and tying of the vas deferens in males.
Multiple Choice Question:
Which one of the following Is the route that a sperm follows when it leaves the testes of a mammal?
Find an odd one out.
Match between the following representing parts of the sperm and their functions and choose the correct option.
| Column A | Column B | ||
| A. | Head | i. | Enzymes |
| B. | Middle piece | ii. | Sperm motility |
| C. | Acrosome | iii. | Energy |
| D. | Tail | iv. | Genetic material |
Give two reasons for the appearance of variations among the progeny formed by sexual reproduction.
The Leydig cells as found in the human, body are the secretory source of ______.
How do sperms develop?
What is the length of the sperm?
Which of the following provides a proof for forensic test in case of rape?
Given below is a group of terms. In the group, one pair indicates the relationship between the two terms. Rewrite and complete the second pair on a similar basis.
Sperm : Spermatogenesis :: Ovum : ______.
