Class 6
Chapter 9 Class 6 - Methods of Separation in Everyday Life (Curiosity)
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  • Questions at the end of chapter (Page 178,179 & 180)

Question 8 - Questions at the end of chapter (Page 178,179 & 180) - Chapter 9 Class 6 - Methods of Separation in Everyday Life (Curiosity)

Last updated at January 16, 2026 by

[Class 6 Curiosity] During the COVID-19 pandemic, all of us wore masks - Questions at the end of chapter (Page 178,179 & 180)

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Question 8 (Page 179) During the COVID-19 pandemic, all of us wore masks. Generally, what material are they made of? What is the role of these masks?Material: Cotton or Non-woven fabric (polypropylene) Role: Masks act as filters so they prevent dust and germs from entering the body.

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 16 years and a teacher from the past 20 years. He teaches Science, Economics, Accounting and English at Teachoo