जॉइन Examsbook
The food substances which get oxidised easily can be kept for longer duration by adding
5प्र:
The food substances which get oxidised easily can be kept for longer duration by adding
- 1oxygen and keeping them in sun for few daysfalse
- 2nitrogen and keeping them in sun for few daysfalse
- 3oxygen and keeping them in airtight containersfalse
- 4nitrogen and keeping them in airtight containerstrue
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