Question # 1

Acute lead poisoning is also known as

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Byssinosis

neuralgia

Itai-Itai

Plumbism

In 1828m Friedrich Woehler performed the first chemical synthesis of a naturally occurring biologic (organic) Molecule. What did he synthesize?

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Cheez-Wiz, a delicious snack

Alanine, an amino acid

Urea, a waste product

Glucose, a sugar

Uranium eventually decays into a stable isotope of?

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Lead

Polonium

Thorium

Radium

Leaves look green, because:

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Reflect all colours

Absorb all colours reflect green

No effect of light on leaves

Absorb only green

A light sensitive compound used in photography is

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Solve chloride

Silver sulphide

Silver bromide

Silver oxide

Jaundice is a symptom of disease of

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Liver

Kidney

Thyroid

Pancreas

A piece of metal plate with a circular hole is heated, IF the metal plate expands on heating the diameter of the hole will -

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Decrease

Increases or decrease depending on the diameter of the hole

Increase of decrease depending upon the material of the plate

Increase

Theodolite is used for measuring of?

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Measuring temperature

Surveying

Keeping Score

Measuring speed

Who invented the hydrogen bomb?

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Oppenheimer

Albert Einstein

Samuel Cohen

Edward Teller

A car covers 20.525km distance in one liter petrol. How much distance this car will cover in 15 liters petrol?

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307.875

407.875

507.875

607.875

Which of the following is not a compound of calcium?

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Gypsum

marble

Chalk

cilicon

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