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प्रश्न
In the surgical method of birth control available for human females, the structures P in the reproductive system are cut and ligated (tied up) properly at both ends. This prevents the reproductive cell Q released by an organ R from entering the structures P so that Q is not available to fuse with another reproductive cell S coming from the male reproductive system. In this way, pregnancy is prevented.
(a) What are structures P?
(b) What is cell Q?
(c) Name the organ R.
(d) What is the reproductive cell S?
(e) What is the name of this surgical method of birth control available to females?
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उत्तर
(a) The structure P is the oviduct.
(b) The cell Q are the eggs or ovum.
(c) The organ R is oviduct.
(d) The reproductive cell S is sperm.
(e) The surgical method of birth control available to females is tubectomy.
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संबंधित प्रश्न
Your school has been selected by the Department of Education to organize and host an interschool seminar on “Reproductive Health – Problems and Practices”. However, many parents are reluctant to permit their wards to attend it. Their argument is that the topic is “too embarrassing.” Put forth four arguments with appropriate reasons and explanation to justify the topic to be very essential and timely.
What is the causative organism for the following disease?
AIDS
Describe the surgical methods of birth control for women.
What substances are contained in vaginal pills, used as contraceptives? How do they work?
How does copper-T prevent pregnancy?
People who die from AIDS are not killed by the virus itself. Explain.
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?
Name the kind of diseases/disorders that are likely to occur in humans if
(i) mutation in the gene that codes for an enzyme phenyl alanine hydrolase occurs,
(ii) there is an extra copy of chromosome 21,
(iii) the karyotype is XXY.
Define amniocentesis.
Prepare a poster for the school program depicting the objectives of:
"Reproductive and Child Health Care Programme".
The technique which makes use of amniotic fluid for the detection of prenatal disorder is called as ______.
There is a greater possibility for the evolution of a new species in organisms which reproduce by ______
Explain how, offspring and parents of organisms reproducing sexually have the same number of chromosomes?
Would a Planaria cut vertically into two halves regenerate into two individuals? Complete Figure D and E by indicating the regenerated regions.
 |
 |
 |
 |
 |
| A | B | C | D | E |
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?
What is the full form of RCH?
In India, the action plans for family planning were initiated in the year ______
Suggest some important steps that you would recommend to be taken to improve the reproductive health standards in India.
State one drawback of the following:
Copper - T
In the context of reproductive health, infertility is clinically defined as:
