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प्रश्न
Answer the following question based on the human male reproductive system:
By which type of cell division, sperms are formed?
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उत्तर
- Sperms are formed by the type of cell division known as meiosis.
- Meiosis reduces the chromosome number by half, producing haploid sperm cells essential for fertilisation.
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संबंधित प्रश्न
Humans are ______.
Identify True/False statement. Correct false statement to make it true.
Androgens are produced by Sertoli cells.
Identify True/False statement. Correct the false statement to make it true.
Leydig cells are found in the ovary.
State the reason why testes lie outside the abdomen in a scrotum?
Name the following:
The tubular knot fitting like a cap on the upper side of the testis.
Describe the functions of the following:
Prostate gland
Draw a diagram of a mature human sperm. Label any three parts and write their functions.
What differences are there in number, structure, and activity of the male and female gametes in a man?
Name the Following
The site of production of sperms in man.
Name the Following
The structure in which testes are present in man.
Name the Following
The hormone that stimulates the development of secondary sexual characters in males.
State the Location:
Cowper’s glands
The spermatozoa from seminiferous tubules pass into ______.
Identify the correct sequence of layers that cover the testis (outside to inside).
Crypts of Lieberkuhn are absent in ______.
Give reasons for the following
Scrotum remains outside the body of human males.
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 : ______.
Given below is the outline of the male reproductive system. Name the parts labelled 1 to 8. Also name the corresponding structure of part (4) in female reproductive system.
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What is formed by the junction of the vas deferens and the seminal vesicle duct?
The penis is composed of which type of tissue that enables erection during insemination?
