Question # 1

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

Choose an answer

Sodium or potassium

Magnesium

Iodine

Halogen

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

Choose an answer

Soaps

Detergents

Tooth paste

Banaspati ghee

بائیو پلاسٹک بنی ہوتی ہے.

Choose an answer

فیٹس

گلوکوز

پروٹین

سٹارچ

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

Choose an answer

Bioplastic

Detergent

Tooth paste

Hardwash

The three key ingredients used in making soap are.

Choose an answer

Oil, lye, water

NaOH , Oil, lye

Glycerol, oill, lye

glycerol, water, oil

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

Choose an answer

Liquid

Gas

Semi -Solid

Solid

To make bioplastic, we heat the solution.

Choose an answer

70 oC

75 oC

80 oC

85 oC

Which is used in UPS.

Choose an answer

Electric generator

Compressor

Electric motor

Inverter

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

Choose an answer

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

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

Choose an answer

Convex mirror

Concave mirror

Convex lens

Concave lens

Bio Plastic is made of.

Choose an answer

Fats

Glucose

Proteins

Starch

To make bioplastic, we use.

Choose an answer

Starch

Glycerol

Distilled water

Starch, Glycerol and distilled water.

More Classes

Other Links

General Science 8th Class English Medium Chapter 11 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer