Question # 1

Toothpaste is a ........ paste like material used for cleaning and polisheing teeth.

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Liquid

Gas

Semi -Solid

Solid

Which is used in UPS.

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Electric generator

Compressor

Electric motor

Inverter

Baking soda, calcium carbonate, glycerin, fluorides are usually used for making.

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Soaps

Detergents

Tooth paste

Banaspati ghee

--------------- is used is solar cooker.

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Convex mirror

Concave mirror

Convex lens

Concave lens

Baking soda , sodium chloride, calcium carbonate and glycerin are usually used for making homemade.

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Bioplastic

Detergent

Tooth paste

Hardwash

Bio Plastic is made of.

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Fats

Glucose

Proteins

Starch

For making bioplastic, we used corn starch and glyceroal with amount.

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1.4 g and 0.5 g

1.5 g and 0.4 g

1.5 g and 0.5 g

0.5 g and 0.6 g

To make bioplastic, we use.

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Starch

Glycerol

Distilled water

Starch, Glycerol and distilled water.

To make bioplastic, we heat the solution.

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70 oC

75 oC

80 oC

85 oC

The three key ingredients used in making soap are.

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Oil, lye, water

NaOH , Oil, lye

Glycerol, oill, lye

glycerol, water, oil

Soap is............. salt of long chain fatty acid.

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Sodium or potassium

Magnesium

Iodine

Halogen

بائیو پلاسٹک بنی ہوتی ہے.

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فیٹس

گلوکوز

پروٹین

سٹارچ

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