Rancidity — task. Chemistry CBSE Live product, Class 10 (2026-27).

Select the correct answer:

1. Why antioxidants are added to foods?

To enhance microbial activity for fermentation
To make cookies more colourful
To prevent oxidative rancidity and maintain flavour
To make the cookies softer

2. Harini notices that oily food left exposed to air for a long time develops a bad smell. Which of the following would help to prevent the food from spoiling.

Stirring the oil regularly
Heating the oil before storage
Addition of antioxidants
Storage in airtight containers and away from sunlight

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5. Rancidity

Question: