हिंदी
कर्नाटक बोर्ड पी.यू.सी.पीयूसी विज्ञान 2nd PUC Class 12

Urethral meatus refers to the ______.

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प्रश्न

Urethral meatus refers to the ______.

विकल्प

  • External opening of the urinogenital duct

  • Muscles surrounding the urinogenial duct

  • Opening of vas deferens into urethra

  • Urinogenital duct

MCQ
रिक्त स्थान भरें
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उत्तर

Urethral meatus refers to the external opening of the urinogenital duct.

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अध्याय 3: Human Reproduction - MULTIPLE CHOICE QUESTIONS [पृष्ठ २०]

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एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
अध्याय 3 Human Reproduction
MULTIPLE CHOICE QUESTIONS | Q 15. | पृष्ठ २०

संबंधित प्रश्न

Humans are ______.


Differentiate between the Tubectomy and Vasectomy (Part cut and tied)


Name the following : 

The body part in which the testes are present in a human male.


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?


Complete the following statement by choosing the correct alternative:

Male copulatory organ ______.


Explain the Term Penis.


Explain the term Gametogenesis.


Give Technical Term:

Name the male gamete of a mammal.


Identify the location of Leydig cells.


Identify the INCORRECTLY labelled structure in the given diagram of the male reproductive system.


Identify the component(s) of seminal fluid.


In the process of spermatogenesis, first maturation division is called ______.


Increased secretion of which hormone start the process of sperm formation at the time of puberty?


Ejaculation of human male contains about 200 - 300 million sperms, of which for normal fertility ______% sperms must have normal shape and size and at least ______% must show energetic motility.


Prostate glands are located below ______.


Vasa efferentia exist in between:


The figure given ahead is an organ system of humans. Study the same and answer the following questions.

  1. Identify the organ system.
  2. Label the guidelines 1 to 7.
  3. Write one important role of parts 3 and 6.
  4. Name the cells of part 1 that produce testosterone.
  5. What is the significance of the part 1 being located in a separate sac suspended outside the body?

What is the length of the epididymis when uncoiled?


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