## Class 9 MCQ Questions for Chapter 1 Matter in Our Surroundings with Answers

We have compiled the MCQ Questions for Class 9 Science Chapter 1 Matter in Our Surroundings with Answers Pdf free download covering the entire syllabus for CBSE Class 9 Science. Practice MCQ Questions for Class 9 Science with Answers on a daily basis and score well in exams. Refer to the Matter in Our Surroundings Class 9 MCQs Quiz Questions with Answers here along with a detailed explanation.

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# MCQ Questions for Class 9 Science Chapter 1 Matter in Our Surroundings with Answers

MCQ Questions for Class 9 Science Chapter 1 Matter in Our Surroundings with Answers

1. When heat is constantly supplied by a burner to boiling water, then the temperature of water during vaporisation :

2.  Which one of the following statements is not true?

3. Which of the following conditions is most favourable for converting a gas into a liquid?

4.  Which one of the following statements is not true?

5. The boiling point of water at sea level is

6. Which of the following phenomena always results in the cooling effect?

7.  Which of the following cannot be considered a form of matter?

8. Which of the following statement is correct?

9.  On converting 308 K, 329 K and 391 K to Celsius scale, the correct sequence of temperatures will be:

10. Seema visited a Natural Gas Compressing unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions.

11. Which of the following statement is not true regarding the characteristic of matter?

12. Which of the following causes the temperature of a substance to remain constant while it is undergoing a change in its state?

13. Which condition out of the following will increase the evaporation of water?

14. Which of the following has the strongest interparticle forces at room temperature?

15. Dry ice is

16. Choose the correct statement from the following:

17. When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red-brown vapours of bromine from the lower jar go upward into the jar containing air. In this experiment:

18.  Which one of the following set of phenomena would increase on raising the temperature?

19. A form of matter has no fixed shape but it has a fixed volume. An example of this form of matter is

20. During summer, water kept in an earthen pot becomes cool because of the phenomenon of

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