Question # 1

Which one of the following does not contain starch

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Sugar cane

Maize

Barley

Potatoes

Which are responsible for transmitting genetic information form generation to generation:

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vitamins

lipids

proteins

Nucleic acids

The functional group -COOH is found in.

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Aldehydes

Esters

Carboxylic acids

alcohols

The nature of enzyme is.

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Protein

Vitamin

Fats

Carbohydrate

Main component of natural gas is

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Methane

Propane

Butane

Propene

Vital force theory was rejected by.

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Jabir Bin Hayan

Drawin

Wohler

Berzellius

The unit of molar concentration:

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mol. dm^-2

mol. dm^-1

mol. dm

mol. dm^-3

Which of the following is a poisonous gas.

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Oxygen

Ozone

Nitrogen

Carbon dioxide

The % age of carbon is lignite is

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60

70

80

90

The number of carbon atoms present in gasoline or petrol.

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5-10

6-10

7-10

8-10

How many percentage to water contains oceans?

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67%

77%

87%

97%

Soda lime is a mixture of..

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CaCl, + KOH

NaOH + CaO

NaOH + CaCl₂

Ca(OH)₂ + CaO

Which type of reactions do not go to completion?

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Irreversible reaction

Reversible reactions

Addition reactions

Decomposition reactions

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