Question

Identify the wrongly matched pair.

• A. Typhoid - Widal test
• B. Plague - Viral disease
• C. Malignant malaria - Plasmodium falciparum
• D. Common Cold - Rhinovirus
• E. Trychophyton - Ring worm

Answer 1

The correct option is B Plague - Viral disease

a) Typhoid fever is bacterial disease caused by Salmonella typhi bacteria. Widal test is the serological test done for the diagnosis of the typhoid fever. b) Plague is a bacterial infection caused by Yersinia pestis bacteria. It is transmitted to humans through fleas.

c) Malignant malaria is a disease caused by protozoan Plasmodium falciparum. Diarrhea, headache, jaundice are symptoms of this disease.

d) Common cold is caused by Rhinovirus. It also causes sore throats, ear infections, sinus infections.

e) Ringworm infection is caused by Trichophyton rubrum fungus. Symptoms include itchy, scaly and red patches at the site of infection.

Thus, the correct answer is 'Plague - Viral disease.'