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प्रश्न
Answer the following question based on the human male reproductive system:
What is the length of a sperm?
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उत्तर
A sperm is approximately 60 micrometres long.
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संबंधित प्रश्न
Why are the human testes located outside the abdominal cavity? Name the pouch in which they are present.
State the function of Testes.
Describe the functions of the following:
Oviduct
Given below is the schematic diagram of the sectional view of the human male reproductive system.
State the functions of the parts numbered 1, 2, 3, 5, 8 and 11.
Name the Following
Male copulatory organ.
Name the Following
The hormone that stimulates the development of secondary sexual characters in males.
Identify the primary sex organs in males.
Identify the location of Leydig cells.
Which of the following correctly describes the rete testis?
Identify the labels (a, b, c, and d) in the given diagram of the male reproductive system.
Urinogenital duct is the ____________.
Male hormone is produced in the testis by cells of ______.
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 |
Seminal plasma, the fluid part of semen is formed by ______.
In human males, the testes lie in the scrotum, because it helps in the ______
During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys
______ carries sperms to the seminal vesicles.
Accessory glands of male reproductive system are
The figure given ahead is an organ system of humans. Study the same and answer the following questions.
 |
- Identify the organ system.
- Label the guidelines 1 to 7.
- Write one important role of parts 3 and 6.
- Name the cells of part 1 that produce testosterone.
- What is the significance of the part 1 being located in a separate sac suspended outside the body?
