MCQ Chapter 5 Class 7 Science Curiosity NCERT

Advertisement

MCQ For All Chapters – Science Curiosity Class 7

Changes Around Us: Physical and Chemical

1. What type of change occurs when a cube of ice melts into water?

Question 1 of 20

2. What happens to lime water when carbon dioxide is blown into it?

Question 2 of 20

3. Which of the following is an example of a chemical change?

Question 3 of 20

4. What is the primary difference between physical and chemical changes?

Question 4 of 20

5. What type of change is observed when a bud turns into a flower?

Question 5 of 20

6. What happens to a balloon when it is pricked with a pin after inflation?

Question 6 of 20

7. Which of the following is a physical change?

Question 7 of 20

8. What gas is produced when vinegar and baking soda are mixed?

Question 8 of 20

9. What is the term for the minimum temperature at which a substance catches fire?

Question 9 of 20

10. Which of the following is a combustible substance?

Question 10 of 20

11. What type of change occurs when wet clothes dry?

Question 11 of 20

12. What is formed when magnesium ribbon burns in air?

Question 12 of 20

13. What is the process called when a substance reacts with oxygen to produce heat and/or light?

Question 13 of 20

14. Why does a candle stop burning when covered with a glass tumbler?

Question 14 of 20

15. What type of change is rusting of iron?

Question 15 of 20

16. Which of the following changes can be reversed?

Question 16 of 20

17. What is the result of focusing sunrays on paper using a magnifying glass?

Question 17 of 20

18. What type of change occurs when a piece of paper is torn?

Question 18 of 20

19. What is the term for the physical and chemical changes in rocks that form soil?

Question 19 of 20

20. Which of the following is an example of erosion?

Question 20 of 20


 

MCQ
Quiz

Comments

  1. Rishona Kamat Sisodia says:
    September 21, 2025 at 2:40 am

    It’s nice but I am not able to attend all the question of these chapter’s MCQS

    Reply
  2. Purvi says:
    September 14, 2025 at 3:21 pm

    It is very useful

    Reply

Leave a Reply

Your email address will not be published. Required fields are marked *

Advertisement

CBSE Board English Medium

CBSE Board Hindi Medium

बिहार बोर्ड

उत्तर प्रदेश बोर्ड

महाराष्ट्र बोर्ड

मध्य प्रदेश बोर्ड

ગુજરાત બોર્ડ

PSC Exam Preparation

Install App

Install our app for the best experience!

Install App

Install our app for the best experience!