Question

identify the odd term - Malaria, hepatitis, elephantiasis, dengue

Answer 1

Solution :-

The correct answer of this question is 'Hepatitis'. Except Hepatitis, all the other three diseases are mosquito-borne diseases.

Malaria - 

Malaria is a mosquito-borne infectious diseases affecting humans caused by a parasitic protozoan belonging to the plasmodium type. 

Hepatitis -

Hepatitis refers to an inflammatory condition of the liver. It is commonly caused by a viral infection. Viral infections of the liver that are classified as hepatitis include hepatitis A, B, C, D and E

Elephantiasis -

Elephantiasis is also known as lymphatic filariasis. It is caused by parasitic worms, and can be spread from person to person through mosquitoes.

Dengue -

Dengue fever is mosquito-borne tropical disease. Symptoms typically begin three to fourteen days after infection. This may include high fever, headache, vomiting, muscles and joints pain and a characteristic skin rash.

Answer 2

The odd term is elephantiasis.

Explanation:  

The elephantiasis is a disease which is caused by a filarial worm. Whereas Malaria, hepatitis, dengue  is caused by a virus infection. The elephantiasis makes reference to a “parasitic infection” which causes the “swelling in arms and legs”.

The parasite grows in adult worm which is found in the “lymphatic system of humans”. There is no known vaccines or cure for lymphatic elephantiasis. The most successful treatment leads to prevention but not curable.