Technology in Everyday Life

Total Questions: 11

1 - Bio-plastic is made of:
A ) Glucose
B ) Proteins
C ) Starch ✅
D ) Fats

2 - Baking soda, calcium carbonate, glycerine, fluorides are usually used for making:
A ) Soaps
B ) Detergents
C ) Toothpaste ✅
D ) Banaspati ghee

3 - Soap is ______ salt of long chain fatty acid.
A ) Sodium or potassium ✅
B ) Magnesium
C ) Iodine
D ) Halogen

4 - _____ is used in solar cooker.
A ) Convex mirror
B ) Concave mirror ✅
C ) Convex lens
D ) Concave lens

5 - Which is used in UPS?
A ) Inverter ✅
B ) Electric generator
C ) Compressor
D ) Electric motor

6 - To make bioplastic, we use:
A ) Starch
B ) Glycerol
C ) Distilled water
D ) Starch , glycerol and distilled water ✅

7 - For making bioplastic we used corn starch and glycerol with amount:
A ) 1.4 g and 0.5g
B ) 1.5 g and 0.4g
C ) 1.5 g and 0.5 g ✅
D ) 0.5 g and 0.6 g

8 - To make bioplastic we heat the solution:
A ) 70°C ✅
B ) 75°C
C ) 80°C
D ) 85°C

9 - Toothpaste is a _____ paste like material used for cleaning and polishing teeth.
A ) Solid
B ) Liquid
C ) Semi - solid ✅
D ) Gas

10 - Baking soda , sodium chloride, calcium carbonate and glycerine are usually used for making homemade ______.
A ) Bioplastic
B ) Toothpaste ✅
C ) Hand wash
D ) Detergents

11 - The three key ingredients used in making soap are:
A ) Oil, lye, water ✅
B ) NaOH, oil, lye
C ) Glycerol, oil, lye
D ) Glycerol,water, oil
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