eVidyarthi

MCQ Chapter 17 General Science Class 8 Maharashtra Board

MCQ For All Chapters – General Science Class 8

Man made Materials

1. What is a manmade material?

Question 1 of 20

2. Which of the following is an example of a thermoplastic?

Question 2 of 20

3. What property allows plastic to be molded into any shape?

Question 3 of 20

4. Why are plastic tanks used for storing chemicals?

Question 4 of 20

5. Which type of plastic is used for electric switches?

Question 5 of 20

6. What happens to thermocol when heated above 100 ºC?

Question 6 of 20

7. What is thermocol primarily made from?

Question 7 of 20

8. Which material is used to wrap glass items during transport to prevent breaking?

Question 8 of 20

9. Why is thermocol considered hazardous when burned?

Question 9 of 20

10. What is the main raw material for glass production?

Question 10 of 20

11. At what temperature does the glass mixture melt when discarded glass pieces are added?

Question 11 of 20

12. Which type of glass is used in laboratory glassware?

Question 12 of 20

13. What gas is released during glass production that contributes to greenhouse effects?

Question 13 of 20

14. Which of the following is a property of glass?

Question 14 of 20

15. What is the 4R principle mentioned in the document?

Question 15 of 20

16. Which plastic is used to coat vehicles to protect from scratches?

Question 16 of 20

17. What health issue might prolonged contact with thermocol cause?

Question 17 of 20

18. Which type of glass is soluble in water?

Question 18 of 20

19. What is added to soda-lime glass to produce red glass?

Question 19 of 20

20. Which material is recommended to replace plastic bags?

Question 20 of 20

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