Question # 1

Which one among the following methods is not affective in removing arsenic form contaminated ground water

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Reverse osmosis

Boiling

In exchange

Coagulation-adsorption

We lose consciousness if the blood flow to the brain is cut off more than

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2 seconds

5 seconds

15 to 20 seconds

5 minutes

Which is he longest nerve?

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Stapedius

Monocytel

Lymphocyte

Sciatic

Horse-power is a unit of:

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Temperature

Power

Speed of ship

Magnetic flux

Charles Darwin was influenced in his work by

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Wallace

Lamarck

Malthus

Mendel

Penicillin, an , antibiotic, is obtained from a

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Fungus

Virus

Flowering plant

Bacterium

What city was Galileo born in?

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Rome

Venice

Florence

Pisa

What is the coloured part of the eye called?

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pores

Pupil

Parts

Iris

What is NOT a greenhouse gas?

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Carbon dioxide

Nitrogen

Methane

Ozone

Which of the following vitamins will be the most common in fish liver oils, milk, and eff yolk?

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Vitamin A

Vitamin D

Vitamin E

Vitamin K

Which of the following is a fertilizer?

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Sodium nitrate

Sodium carbonate

Sodium peroxide

Sodium thiosulphate

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