NCERT Class 6 Science Chapter 15 Air Around Us MCQ | Questions & Answers

NCERT Class 6 Science Chapter 15 Air Around Us MCQ | Questions & Answers: Students should make use of the Class 6 Science Chapter 15 Air Around Us MCQ that we have accommodated here to improve their knowledge. The NCERT Class 6 Science Air Around Us MCQ Quiz with Question & Answers will let you know the correct answers to all the questions.

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1. Take an empty glass bottle. Turn it, upside down. Now, dip the open mouth of the bottle into the bucket filled with water. Now tilt the bottle slightly. You can see bubbles coming out of the bottle or hear any bubbly sound. Which of the following cannot be inferred from this activity?

2. Major part of the air is constituted by

3. Fix two small candles of the same size in the middle of two shallow containers. Now, fill the containers with some water. Light the candles and then cover each one of them with an inverted glass (one much taller than the other) Observe carefully what happens to the burning candles and the water level. What do you not infer from this experiment:

4. Mountaineers carry oxygen cylinders with them because

5. Which of the following gas helps in burning?

6. Mountaineers carry oxygen cylinder with them because:

7. What do plant and animal matter produce on burning ?

8. Which of the following gas we use in breathing?

9. Plants and animals consume oxygen for respiration and produce carbon dioxide. How is this carbon dioxide consumed to balance the carbon dioxide—oxygen balance.

10. Which of the following gas helps in burning?