Question

The figure given below is an important gonad of humans. Study the figure and answer the following questions.

1. Identify the organ. Write its specific location in the body.
2. Label the parts shown in the figure as 1 to 4.
3. Write important functions of parts 2 and 4.
4. Name one cellular structure and one hormone which are produced in part 3.
5. Draw a neat and labelled diagram of the cellular structure mentioned by you in (d).

Answer 1

1. The organ is the testis. Each testis is encased in a scrotum.
2.  
   1. Epididymis
   2. Efferent ducts
   3. Seminiferous tubules
   4. Sperm duct
3. Efferent ducts store and transmit sperm to the epididymis.
   The sperm duct transports sperm from its storage site.
4. Sperm are generated, and testosterone is the resulting hormone.
5.