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Every Day Science Section-4 Multiple Questions and Answers.
Exercise Questions ::
Every Day Science
11. | Which one of the following is the main culprit in the thinning of Ozone layer in the earth’s stratosphere? |
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| A. | Carbon dioxide |
| B. | Chlorofluorocarbon |
| C. | Methane |
| D. | Karnataka |
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Published by:Kiran Manzoor
Published by:Kiran Manzoor
Published by:Kiran Manzoor
14. | A tight-rope walker carries a long pole which he holds across his body. The purpose of this pole is to: |
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| A. | Prop him up if he falls |
| B. | Spread out his weight and reduce the pressure on the rope |
| C. | To keep the center of gravity always vertically above the rope |
| D. | None of these |
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Published by:Kiran Manzoor
Published by:Kiran Manzoor
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