Question

Anopheles mosquito spreads
A) Malaria
B) Dengue
C) Polio
D) Typhoid

Answer 1

Hint: Anopheles is a genus of mosquito which was described by J.W. Meigen in 1818. The life stage of an Anopheles mosquito includes 4 stages- egg, larva, pupa, and imago. The adult stage appears when the female Anopheles mosquito acts as a vector. Anopheles are yellowish in colour and their resting position lies nearly at 45° angle.

Complete Answer:
Let us find the correct answer:
Option A- Malaria: Malaria is a disease which is caused by the bite of an infected female mosquito, i.e., Anopheles mosquito. This is a preventable and curable disease. Symptoms include- chills, high fever, diarrhoea, abdominal pain, convulsions.

Option B- Dengue: Dengue is a disease which is caused by the bite of an infected Aedes species mosquito. It is a severe, flu-like illness. Symptoms include- high fever, headache, vomiting, joint pain, and skin rash.

Option C- Polio: Polio is caused by the Poliovirus which may cause paralysis. Polio is also known as Poliomyelitis. This is preventable by the polio vaccine. Symptoms include- sore throat, fatigue, fever, back and neck pain, muscle weakness.

Option D- Typhoid: Typhoid is caused by a bacteria known as Salmonella typhi. It is treated with antibiotics. Symptoms include- poor appetite, fever, diarrhoea, lethargy.

Thus, the correct option is Option A- Malaria.

Note: Malaria is a protozoal disease which is caused by either species of plasmodium- Plasmodium ovale, Plasmodium vivax, Plasmodium falciparum. This disease is transmitted by the bite of an infected mosquito. In individuals with less immunity, symptoms of malaria usually appear 10-15 days after the bite of an infected mosquito.