Question

State the reason for the following statements:
(i) Antibiotics are ineffective against viral
infections.
(ii) AIDS is considered to be a 'Syndrome' and
not a disease.
(iii) A person suffering from diseases like
tuberculosis, flu should be advised to avoid
close public contact.​

Answer 1

Explanation:

3. Which one of the following disease is not transmitted by mosquito?

(a) Brain fever

(b) Malaria

(c) Typhoid

(d) Dengue

Soln:

Answer is (c) Typhoid

Explanation:

Typhoid is transmitted through contaminated food and water.

4. Which one of the following diseases is not caused by bacteria?

(a) Typhoid

(b) Anthrax

(c) Tuberculosis

(d) Malaria

Soln:

Answer is (d) Malaria