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प्रश्न
Enumerate and describe any five reasons for introducing sex education to school-going children.
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उत्तर
Proper information about reproductive organs-physiology and its functioning; discourage myths and misconceptions about sex-related aspects; knowledge about safe and hygienic sexual practices; adolescence and related changes, prevention of STDs, AIDs etc.
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संबंधित प्रश्न
Amniocentesis for sex determination is banned in our country. Is this ban necessary? Comment.
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?
Which method of contraception prevents fertilised egg from being implanted in the uterus?
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 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?
A, B and C are three common STDs. A and C are caused by bacteria whereas B is caused by a virus D. The virus D reduces the immunity of the infected person to such a low level that the person can die of even very mild diseases.
(a) What could A and C be?
(b) What is B?
(c) Name the virus D?
(d) How can A, B and C be caused?
(e) Out of A, B and C, which one does not have a definite cure as yet?
Explain one application of the following:
Amniocentesis
What is contraception? List four different methods. State four reasons for adopting contraceptive methods.
Name the kind of diseases/disorders and any two symptoms that are likely to occur in humans if The karyotype is XXY
What are the strategies to be implemented in India to attain total reproductive health?
‘Saheli’ a new oral contraceptive developed by ______.
First or free milk is called ______.
Reproductive health includes ______.
Would a Planaria cut vertically into two halves regenerate into two individuals? Complete Figure D and E by indicating the regenerated regions.
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| A | B | C | D | E |
In tobacco plant, the male gametes have twenty four chromosomes.
What is the number of chromosomes in the female gamete?
What is the number of chromosomes in the zygote?
How are general growth and sexual maturation different from each other?
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?
______ is responsible for the declining female: male ratio.
Do you justify the statutory ban on amniocentesis in our country? Give reasons.
State one drawback of the following:
Oral contraceptive pills
