Question # 1

Henry Bessemer is famous for invention of?

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Elctroplating

Aluminum

Steel roiling Mill

Steel converter

Nitrogenous food is

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Protein

Lipid

Salts

Carbohydrate

Which of the following processes does not pollute air

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Use of Cosmetics

photosynthesis

Burning of dead woods

Use of insecticides

The normal temperature of the human body is:

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90°F

98°F

98.6°F

96.4°F

Why do bird not have respiratory trouble at the time of flying at high altitude

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Their lungs are very large

They fly inactively

They have extra air sacs

They use less oxygen

Who invented Celsius scale as a way of measuring temperature?

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Gabriel Fahrenheit

Lord Kelvin

Anders Celsius

Gailieo Galilei

The first stethoscope was made of:

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Rubber

Gold

Wood

Steel

The most accepted theory of the origin of earth is the fiery origin which was propounded by

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Laplace

Chamberlain

James jean

Hoyle

Which country built the first nuclear power?

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Russia

USA

Canada

China

Which of the following is called strategic metal?

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Silicon

Titanium

Uranium

Germanium

Critical resistance of a DC generator RC is

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Inversely proportional to speed

Proportional to speed

Inversely proportional to the square of speed

proportional to the square of speed

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