Advertisements
Advertisements
Question
Write the functions of secretions of prostate gland and seminal vesicles in humans.
Solution
Seminal vesicles and prostate glands secrete fluid which
(i) provide nutrients to the sperm in the form of fructose, calcium, and some enzymes.
(ii) act as lubricant and enhance sperm motility.
APPEARS IN
RELATED QUESTIONS
Name the human male reproductive organ that produces sperms and also secretes a hormone. Write the functions of the secreted hormone.
Suggest three contraceptive methods to control the size of human population, which is essential for the health and prosperity of a country. State the basic principle involved in each.
The diagram shown below is the longitudinal section of a testis of man. Study it carefully and answer the questions that follow
(i) Label the parts numbered 1 to 3 in the diagram.
(ii) In which part of the testis are the sperms produced?
(iii) State the functions of the parts labelled 1 and 3 in the diagram.
Name the cells that secrete Testosterone
Match the Column:
| no | Column A | Column B |
| 1 | Allele | Control of automobile exhaust |
| 2 | Leydig cells | Tourniquet |
| 3 | Utriculus | Alternate forms of genes |
| 4 | Snake bite | Dynamic equilibrium |
| 5 | Euro IV norms | Testosterone |
| Sudden change in genes | ||
| Static equilibrium |
State the main function of the Sperm duct.
Gender of child is determined by the male partner of couple. Explain with reasons whether this statement is true or false.
Define the following:
Implantation
Correct sequence in development is ______.
During adolescence, reproductive phase starts and ______.
