Question

Which disease is not transmitted by mosquitoes?

• A. Dengue
• B. Malaria
• C. Brain fever or encephalitis
• D. Pneumonia

Answer 1

The correct option is D

Pneumonia

The correct option is D.

The explanation of the correct option:

1. Pneumonia is an inflammatory condition that refers to various pulmonary infections affecting the lung's alveoli.
2. Mosquitoes do not spread pneumonia.
3. Diplococcus pneumoniae bacteria is the causative agent of pneumonia.

The explanation of the incorrect options:

Option A:

Dengue is a viral infection in which the primary vector transmitting the disease is the female mosquitoes belonging to the Aedes genus.

Option B:

1. Malaria is a disease that spreads by an infected female Anopheles mosquito.
2. The mosquito bite injects malaria parasites into the bloodstream.
3. It is caused by the parasites, not by a virus or by a type of bacterium.

Option C:

Japanese encephalitis virus spreads to humans through the bite of infected Culex species mosquitoes, Culex tritaeniorhynchus.

Final Answer: The disease that is not transmitted by mosquitoes is Pneumonia.