Pungency of onion is due to: (RJ Pre PG 2017)

✅Explanation: Allyl propyl disulfide is a sulfur-containing compound responsible for the pungent odor and flavor of onions.
📌 Other Options Explanations:● Isothiocyanates are responsible for the pungency in mustard and other cruciferous vegetables.● Carotene is a pigment responsible for orange and yellow colors in fruits and vegetables.● Anthocyanins are pigments responsible for red, purple, and blue colors in fruits and vegetables.