(a) What is gestation period? How much is the gestation period in humans?
(b) Name one method of contraception which also protects against sexually transmitted diseases.
(c) Name one sexually transmitted disease for which no definite cure has been found so far. What is the causative organism of this disease?

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Solution

(a) The period of pregnancy is called the gestation period. It is of 9 months in humans.

(b) Barrier methods (e.g., condom) is one method of contraception, which also protects from sexually transmitted diseases.

(c) AIDS is a sexually transmitted disease for which no definite cure has been found so far. HIV is the causative organism of this disease.

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Similar questions

(a) What is the gestation period? How much is the gestation period in humans?
(b) Name one method of contraception which also protects against sexually transmitted diseases.
(c) Name one sexually transmitted disease for which no definite cure has been found so far. What is the causative organism of this disease?

Q. (a) Name the three types of methods usually used for birth control. Describe each method briefly.
(b) What is meant by sexually transmitted diseases? Name any two sexually transmitted diseases and their causative organisms.
(c) Which method of contraception can prevent sexually transmitted diseases?

Q. Name the protozoan parasite that causes amoebic dysentery in humans. Mention two diagnostic symptoms of disease. How is this disease transmitted to others ?

Q. (a) What are sexually transmitted diseases? Give two examples of sexually transmitted diseases.
(b) Which method of contraception prevents fertilised egg from being implanted in the uterus?

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