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

Spermiation is the process of the release of sperm from ______.

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प्रश्न

Spermiation is the process of the release of sperm from ______.

विकल्प

  • Seminiferous tubules

  • Vas deferens

  • Epididymis

  • Prostate gland

MCQ
रिक्त स्थान भरें
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उत्तर

Spermiation is the process of the release of sperm from seminiferous tubules.

Explanation:

Spermiation is the process of releasing mature sperm from the sertoli cells into the lumen of the seminiferous tubules. This means sperm are released from the seminiferous tubules during spermiation.

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अध्याय 3: Human Reproduction - MULTIPLE CHOICE QUESTIONS [पृष्ठ १८]

APPEARS IN

एनसीईआरटी एक्झांप्लर Biology Exemplar [English] Class 12
अध्याय 3 Human Reproduction
MULTIPLE CHOICE QUESTIONS | Q 5. | पृष्ठ १८
नूतन Biology [English] Class 12 ISC
अध्याय 2 Human Reproduction
TEST YOUR PROGRESS | Q 1. 100. | पृष्ठ १०९

संबंधित प्रश्न

Male and female gametes are ______.


Multiple choice question.

The given figure shows human sperm. Various parts of it are labelled as A, B, C, and D. Which labelled part represents acrosome?


Explain the structure of secondary oocyte.


Describe the process of oogenesis in human female.


In meiosis, the number of chromosomes becomes ___________.


Explain two main process in sexual reproduction.


Answer the following type of question Assertion (A) and Reason (R).

(A) - In human males, testes are extra-abdominal and lie in scrotal sacs.

(R) - Scrotum acts as a thermoregulator and keeps the temperature lower by 2°C for normal sperm production.


Answer the following type of question Assertion (A) and Reason (R).

(A) - Head of the sperm consists of acrosome and mitochondria.

(R) - Acrosome contains spiral rows of mitochondria.


Give a schematic representation of spermatogenesis and oogenesis in humans.


Draw a labelled diagram of a Graafian Follicle.


Conversion of spermatid into sperm is called as _______.


There is no cell division involved in ______.


Connective tissue around seminiferous tubules possess endocrine cells called ______.


Corona radia is made up of ______.


A reaction of granules content which harden the zona pellucida and ensures sure block to polyspermy is ______.


Preparation of sperm before penetration of ovum is ______.


The principal tail piece of human sperm shows the microtubular arrangement of ______.


Which of the following are called dual gland?


Mark the odd one.


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  1. Label A and B.
  2. Identify the process.
  3. What happens during this process and what is formed?

Which of the following cells during gametogenesis is normally diploid?


Capacitation refers to changes in the ______.


How many primary oocytes produce one oogonia?


During reproduction, the chromosome number (2n) reduces to half (n) in the gametes and again the original number (2n) is restored in the offspring. What are the processes through which these events take place?


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In our society the women are often blamed for giving birth to daughters. Can you explain why this is not correct?


What is the primary purpose of gametogenesis in organisms?


Which of the following phases are shared by both spermatogenesis and oogenesis?


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