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प्रश्न
Explain one application of the following:
Amniocentesis
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उत्तर
Amniocentesis is a process by which amniotic fluid (fluid present inside the uterus surrounding the unborn baby) from the uterus of a pregnant lady is taken out by a needle to test the developmental abnormalities of the baby inside the mother's womb. This test can detect genetic disorders like thalassemia, Down's syndrome, anemia, and many other abnormalities before birth.
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संबंधित प्रश्न
Name one method of contraception which also protects against sexually transmitted diseases.
A woman uses a device X made of a common metal for preventing pregnancy. This device works by preventing the implantation of fertilised egg cell (or embryo) in the female organ Y.
(a) What are the two names of device X?
(b) Name the organ Y.
(c) Can this method of contraception protect a woman from acquiring a STD?
What is contraception ? List three reasons for adopting contraceptive methods.
Expand the following abbreviation:
IUCD
Which of the following method of contraception protects from acquiring sexually transmitted diseases?
From the internet, gather information about the chromosome numbers of five animals and five plants. Correlate the number with the size of organism and answer the following questions.
- Do larger organisms have more number of chromosomes/cells?
- Can organism with fewer chromosomes reproduce more easily than organisms with more number of chromosomes?
- More the number of chromosomes/cells greater is the DNA content. Justify.
Given below are events that lead to pregnancy and development of embryo.
- Fertilization of egg
- Maturation of egg
- Release of egg
- Embedding of embryo in thickened uterine wall.
Which of the following options gives the correct order of sequence in which they occur?
John and Radha were classmates since childhood. When Radha became eleven years old, she developed a little swelling on her neck. She visited the doctor who started medication for her. After a few years, John also developed a slight protrusion on his throat. He got worried and went to the doctor. But, the doctor assured him that it was a normal feature in boys while they are growing up. Can you think of any reasons for the difference in diagnoses?
Our government has legalised the age for marriage in boys and girls. Give reasons as to why one should get married after a certain age.
Given below are four aspects of Reproductive Health in Column A and their related information in Column B:
| Column A | Column B | ||
| S. No. | Terms used in Reproductive Health | S. No. | Significant information |
| (A) | MTP | (i) | Analysing fetal cells from amniotic fluid of the foetus |
| (B) | Amniocentesis | (ii) | Legalised in 1971 |
| (C) | Saheli | (iii) | Programme initiated in 1951 |
| (D) | Family Planning | (iv) | Non-steroidal oral Planning contraceptive |
Select the correct match from the following options:
