Multiple choice

Which of the following diseases does not spread through air?

  1. Common cold

  2. Cholera

  3. Pneumonia

  4. Tuberculosis
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Infectious agents of common cold (virus), pneumonia (bacteria) and tuberculosis (bacteria) are the microbes which transfer through air, i.e. these are air borne diseases and affect our immune system, lungs and respiratory system, respectively. On the contrary, AIDS is caused due to HIV which is transmitted by sexual contact or exchange of body fluids only. Thus, (2) is the answer.

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