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How many of the following diseases are vector-borne?
Malaria, Dengue, Common cold, Filariasis, Chikungunya, Ascariases, Typhoid, Pneumonia
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- Malaria is caused by a protozoan Plasmodium. Its vector is female Anopheles mosquito.
- Dengue fever is caused by retroviruses. Its vector is Aedes aegypti mosquito.
- Common cold is caused by Rhinoviruses and is transmitted through the inhalation of droplets from the cough or sneezing.
- Filariasis is caused by the filarial nematode Wuchereria. Its vectors are Culex and Aedes mosquito.
- Chikungunya fever is caused by Alphavirus. Its vector is Aedes mosquito.
- Ascariasis is caused by the helminthic worm Ascaris lumbricoides. It is transmitted through contaminated food and water.
- Typhoid fever is caused by Salmonella typhi. It is transmitted through contaminated food and water.
- Pneumonia is caused by Streptococcus pneumonia. It is an infection that spreads by the airborne droplets.
Hence, vector-borne diseases are Malaria, Dengue, Filariasis, and Chikungunya.
So, the correct answer is 'Four'.
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| Question Text | How many of the following diseases are vector-borne? Malaria, Dengue, Common cold, Filariasis, Chikungunya, Ascariases, Typhoid, Pneumonia |
| Answer Type | Text solution:1 |
| Upvotes | 150 |
