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What is Amniocentesis and Why There is a Statutory Ban on It? - Biology

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प्रश्न

What is amniocentesis and why there is a statutory ban on it?

उत्तर

Amniocentesis is a disorder test based on the chromosomal pattern in the amniotic fluid surrounding the developing embryo. It is used to detect any chromosomal defect in the embryo. However, recently, amniocentesis is being used to detect the gender of the foetus resulting in several female foeticides. This declines the gender ratio. Therefore, there is a statutory ban on amniocentesis to avoid female foeticides.

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संबंधित प्रश्‍न

Reproductive and Child Healthcare (RCH) programmes are currently in operation. One of the major tasks of these programmes is to create awareness amongst people about the wide range of reproduction related aspects. As this is important and essential for building a reproductively healthy society.

(a) "Providing sex education in schools in one of the ways to meet this goal." Give four points in support of your opinion regarding this statement.

(b) List any two 'indicators' that indicate a reproductively healthy society.


If implementation of better techniques and new strategies are required to provide more efficient care and assistance to people, then why is there a statutory ban on amniocentesis? Write the use of this technique and give reason to justify the ban.


What do you think is the significance of reproductive health in a society?


Is sex education necessary in schools? Why?


What is the causative organism for Gonorrhoea?


What is the causative organism for AIDS?


What is the name of surgical method of birth control in human males in which the sperm ducts are cut and ligated (tied) at both ends?


Name the contraceptive device used by the human males which acts as a sheath over the male organ and traps the sperms in it.


Name the disease caused by HIV.


People who die from AIDS are not killed by the virus itself. Explain.


Which of the following method of contraception protects a person from acquiring a sexually transmitted disease?
(a) oral pills
(b) condom
(c) copper-T
(d) surgery


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


In the surgical method of birth control available for males, the structures A in the reproductive system are cut and ligated (tied up) at both ends. This prevents the reproductive cells B from coming out from the organs C where they are made in the male body. Since B cannot come out from the male body, they cannot fuse with cell D in the body of a female and hence pregnancy is prevented.
(a) What are structures A?
(b) What are cells B?
(c) Name the organs C.
(d) What is cell D?
(e) What is the name of this surgical procedure for birth control available to males?


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?


Mention any one symptom of the diseases/disorders named above.

 

 

Differentiate between the following :

Spermatogenesis and oogenesis


Expand the following abbreviation: IUCD


Define and give the role of amniocentesis.


Draw a well labelled diagram of L.S. human testis.


Which one amongst the following is the first country in the world to initiate action plans and programmes at a national level to attain total reproductive health as social goal?


The period of pregnancy is called ______ 


Why does bread mould grow profusely on a moist slice of bread rather than on a dry slice of bread?


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.

  1. Do larger organisms have more number of chromosomes/cells?
  2. Can organism with fewer chromosomes reproduce more easily than organisms with more number of chromosomes?
  3. More the number of chromosomes/cells greater is the DNA content. Justify.

Reproduction is linked to stability of population of a species. Justify the statement.


Given below are events that lead to pregnancy and development of embryo.

  1. Fertilization of egg
  2. Maturation of egg
  3. Release of egg
  4. Embedding of embryo in thickened uterine wall.
    Which of the following options gives the correct order of sequence in which they occur?

When was family planning programs initiated in India?


Where was "Saheli" developed?


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