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प्रश्न
Write two major functions of testis.
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उत्तर
- They produce male gametes called spermatozoa by the process of spermatogenesis.
- The leydig cells of the seminiferous tubules secrete the male sex hormone called testosterone. Testosterone aids in the development of secondary sex characteristics in males.
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संबंधित प्रश्न
What are the major functions of male accessory ducts and glands?
Identify True/False statement. Correct false statement to make it true.
Spermatozoa get nutrition from Sertoli cells.
Identify True/False statement. Correct the false statement to make it true.
Leydig cells are found in the ovary.
ACTH, TSH, ADH, FSH
Expand the following biological abbreviations: TSH
Put a tick mark (✓) against the correct alternative in the following statement:
Identify the stage which is formed after the fertilisation of the egg by the sperm?
Describe the functions of the following:
ovary
What are the accessory reproductive organs?
The diagram shown below is the lateral section of the testis of man. Study it carefully and answer the questions that follow:
(i) Label the part I to 4 of the diagram.
(ii) State the functions of the parts labeled 1 and 2.
Name the Following
The hormone that stimulates the development of secondary sexual characters in males.
Mention, if the following statement is True or False. If false rewrite the wrong statement in its correct form:
Cowper’s gland opens into the urethra.
Write the functional activity of the following structure:
Testis
Write the functions of Seminal vesicle
Identify the primary sex organs in males.
In the male reproductive system, the vasa efferentia opens into the ______.
Identify the correct sequence of layers that cover the testis (outside to inside).
Semen is secreted by ______.
ln the reproductive system of a male human being, the ejaculatory ducts open into ________.
The vas deferens receives duct from the seminal vesicle and opens into urethra as ______.
Occurrence of Leydig’s cells and their secretion is ______.
Location and secretion of Leydig’s cells are ______.
The function of the secretion of prostate gland is to ______.
The correct sequence of organs in the male reproductive system for transport of sperms is
Give two reasons for the appearance of variations among the progeny formed by sexual reproduction.
The process of formation of sperms is known as ______.
Write briefly about the Testis.
Draw a labelled diagram of the male reproductive system.
State very briefly the chief function of the following:
Sperm duct (vas deferens)
The canal through which each testis descends into the scrotum just before the birth of a male baby is ______.
