General Awareness MCQ SET II
(1)Which cells in our body have the least regenerative power?
(a) liver cells
(b) bone cells
(c) muscle cells
(d) brain cells
(2)A potato tuber has been cut into two halves. On the cut surface of one of the halves,what colour change will be noticed?
(a) from pink to blue-green
(b) from blue to pink
(c) from brown to orange-red
(d) from brown to blue-black
(3)How many valves does a human heart have?
(a) one
(b) two
(c) three
(d) four
(4)The cells which are responsible for the production of antibodies are
(a) platelest
(b) lymphocytes
(c) neutrophils
(d) red blood cells
(5)The source of the enzyme,diastase is
(a) pancreas
(b)liver
(c) stomach
(d) salivary gland
(6)Mycoplasma is associated with a disease that affects the organs of
(a) digestion
(b) reproduction
(c) excretion
(d) respiration
(7)Which one of the following has the highest value of specific heat?
(a) water
(b) lead
(c) copper
(d) glass
(8)The davice used for locating submerged objects under sea is
(a) maser
(b) laser
(c) radar
(d) sonar
(9)The metal whose electrical conductivity is more,is
(a) lead
(b) silver
(c) aluminium
(d) copper
(10)What happens to a liquid, when the vapour pressure equals the atmospheric pressure?
(a) the liquid evaporates
(b) no change
(c) the liquid boils
(d) the liquid cools