Question # 1

Second largest search engine of the internet?

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Google

MSN

Yahoo

Bing

Why is phosphorus kept under water?

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to make it durable

To make it wet

to save it form catching fire when exposed dot dry air

water forms a protective coating on it

If i am 5 foot 9 inches tall, how tall am i in cm?

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200

100

175

150

The star seem to be higher on the sky than they actually are: This be explained by:

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Diffraction of light

Atmospheric refraction

Total internal reflection

Which type of virus causes mumps?

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Retrovirus

Paranyxovirus

Immunovirus

Herpes virus

What is the chemical name of vitamin B-5?

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Pantothenic acid

Retinol

Pyridoxine

Ergocalciferol

Which device converts electrical energy into mechanical energy

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Generator

Steam engine

Electrical motor

Loudspeaker

Our skin becomes dark, when exposed to excess sunlight. This is because of our ski9n pigment called

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Flavoxanthin

Melanin

Carotene

Xanthopny ll

Which of the following disease has posted a serious threat the world over:

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Tumor

Paralytic stroke

AIDS

Tuberculosis

The resistance of carbon --------- with rise in the temperature

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Increase

Decreases

Remain the same

Fluctuate

The best method of control of a soil borne disease is by

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Using fungicides

Burning affected plants

Crops rotation

Seed treatment

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