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प्रश्न
What differences are there in number, structure, and activity of the male and female gametes in a man?
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उत्तर
| Male Gametes | Female Gametes |
| Number: Very large. | Normally one at a time. |
| Structure: A sperm is about 50-55 microns long with head, acrosome neck, and lashing tail. | It is spherical and non-motile. |
| Activity: With the help of a lashing tail, it moves actively towards the oviducts. | Passively carried from ovary to oviduct. |
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संबंधित प्रश्न
With the help of a neat, labelled diagram describe the human male reproductive system.
List two functions performed by the testis in human beings.
State the function of Seminal vesicle.
What happens in a boy’s body under the influence of hormones?
Given on the right is a diagram which represents the reproductive organs of a man:
(i) Write the names of the parts numbered 1 to 16.
(ii) Give two functions of the part 6.
(iii) Name three components of the fluid which may be found in the tube labeled 2.
(iv) What is the main function of the part labelled 3?
Name the Following
The hormone that stimulates the development of secondary sexual characters in males.
Write the functional activity of the following structure:
Cowper’s gland
Name the secondary sex organs in males.
List two roles of Seminal vesicles and prostate gland in the human reproductive system.
What is the significance of Testes being placed in Scrotal sacs?
