Ringworms is caused by:
Answer & explanation
Correct answer: option 3
The correct answer is Option (3) → Fungi
(1) Bacteria — Incorrect. Bacteria cause diseases such as typhoid, pneumonia, dysentery and plague. They do not cause ringworm.
(2) Virus — Incorrect. Viruses cause diseases such as the common cold. Ringworm is not one of them.
(3) Fungi — Correct. Ringworm is caused by fungi of the genera Microsporum, Trichophyton and Epidermophyton. They cause dry, scaly patches on the skin, nails and scalp with intense itching. Heat and moisture help these fungi to grow.
(4) Protozoa — Incorrect. Protozoans cause diseases such as malaria and amoebic dysentery.
NCERT Extract:
Common Diseases in Humans – …
