General Science - Everyday Science MCQs Set-3

1) Mother's milk is preferred to cow's milk because it contains:
(A) More lipids and less fats
(B) Less lipids and more fats
(C) More fats and more lipids
(D) Less fats and less lipids

2) Liquefied petroleum gas consists of mainly:
(A) Methane, butane and propane
(B) Methane, ethane and hexane
(C) Ethane, hexane and nonane
(D) None of the above

3) Non-stick kitchenware is coated with:
(A) Glass
(B) Graphite
(C) Teflon
(D) Silicon

4) Which one of the following statements is not correct?
(A) All stainless steels are non-magnetic
(B) All steels are magnetic
(C) All metals are good electrical conductors
(D) All plastics are good insulators of heat

5) The filament of an electric bulb is made of:
(A) Tungsten
(B) Iron
(C) Nichrome
(D) Carbon

6) Which one of the following elements is found common in glass, cement, china clay and quartz?
(A) Carbon
(B) Silicon
(C) Calcium
(D) Aluminium

7) It is often observed that people living in hilly areas suffer from goitre because:
(A) Of low atmospheric pressure there
(B) Their diet and drinking water are deficient in iodine
(C) Of low temperature
(D) Of presence of rich density of ozone layers in the early morning hours

8) When milk is churned, the cream separates from it due to the:
(A) Cohesive force
(B) Centrifugal force
(C) Frictional force
(D) Gravitational force

9) The safety fuse should have:
(A) Low resistance and high melting point
(B) Low resistance and low melting point
(C) High resistance and low melting point
(D) High resistance and high melting point

10) Which one of the following changes is a physical change?
(A) Conversion of milk into curd
(B) Conversion of alcohol into water
(C) Conversion of milk into ice-cream
(D) Conversion of sugarcane juice into alcohol

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