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प्रश्न
What is the need for contraception?
उत्तर
Contraception is one of the best birth control measures to check population growth.
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संबंधित प्रश्न
What do you think is the significance of reproductive health in a society?
What is done in the contraception method known as tubectomy?
Name the disease caused by HIV.
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
A woman uses pills A as a method of birth control (or preventing pregnancy). The pills A stop the ovaries from releasing ovum into oviducts. Another woman uses pills B as a method of birth control. The pills B kill the sperms and prevent pregnancy.
(a) What do the pills A contain?
(b) What is the common name of pills A?
(c) What do the pills B contain?
(d) What is the common name of pills B?
(e) What is the general name of these methods of birth control?
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?
Expand the following abbreviation: IUCD
Explain how, offspring and parents of organisms reproducing sexually have the same number of chromosomes?
Colonies of yeast fail to multiply in water, but multiply in sugar solution. Give one reason for this.
______ is responsible for the declining female: male ratio.
