1 .When a gas is subjected to adiabatic expansion, it gets cooled due to-

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2 .The boiling point of water decreases at higher altitudes is due to

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3 .Global warming may result in-

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4 .Which of the following is responsible for blue baby syndrome-

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5 .Vitamin B1 is known as-

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6 .Vitamin C is -

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7 .Power alcohol is -

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8 .The chemical name of plaster of paris is-

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9 .Which of the most reactive metal?

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10 .Alcoholic fermentation is brought about the action of -

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11 .Enzymses are -

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12 .Smoke is a colloidal dispersion of a -

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13 .Which one of the following contains cobalt?

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14 .Which of the following gases is used in cigarette lighters?

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15 .Heavy water is used as a coolant in nuclear reactors Heavy water is

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