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प्रश्न
Differentiate between the following:
Spermatogenesis and oogenesis
Differentiate between spermatogenesis and oogenesis.
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उत्तर
| Spermatogenesis | Oogenesis | ||
| 1. | Spermatogenesis occurs in the testis of mature and fertile males. | 1. | Oogenesis occurs in the ovaries of mature and fertile females. |
| 2. | During spermatogenesis, four haploid sperms are produced from a single spermatogonium. | 2. | During oogenesis, one oogonium produces one haploid ovum and one polar body. |
| 3. | During the process of spermiogenesis, spermatids undergo metamorphosis. | 3. | There is no such process of metamorphosis in oogenesis. |
| 4. | Spermatid development occurs, which results in the formation of a functioning sperm. | 4. | During oogenesis, ootid development does not occur. It only appears after fertilisation. |
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संबंधित प्रश्न
State True/False with explanation.
Creating awareness about sex-related aspects is an effective method to improve reproductive health of the people.
What is the name of surgical method of birth control in human females in which the oviducts are cut and ligated (tied) at both ends?
In which one of the following birth control methods, a small portion of oviducts of a woman is removed by surgical operation and the cut ends are ligated?
(a) copper-T
(b) tubectomy
(c) vasectomy
(d) diaphragm
Expand the following abbreviation:
IUCD
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Trace the path of sperm during ejaculation and mention the gland and their functions associated with the male reproductive system.
Observe the chart and graph given in the figure carefully and answer the following questions.
| Age in Years |
% of full height | |
| Boys | Girls | |
| 8 | 72% | 77% |
| 9 | 75% | 81% |
| 10 | 78% | 84% |
| 11 | 81% | 88% |
| 12 | 84% | 91% |
| 13 | 88% | 95% |
| 14 | 92% | 98% |
| 15 | 95% | 99% |
| 16 | 98% | 99.5% |
| 17 | 99% | 100% |
| 18 | 100% | 100% |
- Which of the line represents the height of boys?
- Which line represents the height of girls?
- What is the difference between the pattern of increase in the height of boys and girls?
- Is this pattern true for each individual?
Which is the most commonly prescribed non-steroidal oral contraceptive pill in India?
