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प्रश्न
Surgical methods of contraception prevent gamete formation.
विकल्प
True
False
उत्तर
True
APPEARS IN
संबंधित प्रश्न
What are the measures one has to take to prevent from contracting STDs?
What are Sexually Transitted Diseases (STD)? List two viral and two bacterial STDs.
Differentiate between the following :
Spermatogenesis and oogenesis
What can you suggest to your classmates to keep himself/herself clean and healthy?
Which of the following method of contraception protects from acquiring sexually transmitted diseases?
Trace the path of sperm during ejaculation and mention the gland and their functions associated with the male reproductive system.
In figure, mark the positions of the endocrine glands which release the hormones that
- control the release of sex hormone
- are responsible for the secondary sexual characters in boys.
- prevent diabetes.
- maintain the correct salt balance in the blood.
Observe the chart and graph given in 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?
It is believed that height of a child depends upon the genes inherited from parents. However, it is often seen that tall parents may have short . children and vice-versa. Are these factors other than genes that can cause these variations?
Do you justify the statutory ban on amniocentesis in our country? Give reasons.
