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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? - CBSE Class 10 - Science

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Question

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?

Solution

(a) A is gonorrhoea and C is syphilis.

(b) B is AIDS.

(c) The virus D is Human Immunodeficiency Virus (HIV).

(d) A, B and C can be caused by sexual contact with an infected person.

(e) AIDS (B) does not have a definite cure as yet.

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APPEARS IN

 Lakhmir Singh Solution for Biology for Class 10 (2018 to Current)
Chapter 3: How do Organisms Reproduce?
Q: 106 | Page no. 175
Solution 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? Concept: Reproductive Health - Need and Methods of Family Planning.
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