41) Which of these is the most predominant in the composition of atmosphere?
(A) Carbon dioxide
(B) Water vapor
(C) Nitrogen
(D) Oxygen
42) Indicate the word which has the correct spellings.
(A) Existense
(B) Existtance
(C) Existance
(D) Existence
43) Calorie is a ____________
(A) Unit of diet
(B) Unit of food intake
(C) Unit of quantity of heat
(D) All of the above
44) Optical Fiber System is ________
(A) Defense system
(B) Air raid system
(C) Eye operation
(D) Telecommunication
45) The plural form of loaf is:
(A) Loafes
(B) Loves
(C) Loaves
(D) Loafs
46) Barter system means:
(A) Producing goods
(B) Selling goods
(C) Buying goods
(D) Exchange of goods
47) Physiotherapy is a curative method for:
(A) Drug addiction
(B) Brain damage
(C) Immobility of joints
(D) Heart disease
48) Dialysis is meant for:
(A) Liver
(B) Lungs
(C) Gall bladder
(D) Kidneys
49) Slump means:
(A) Shortage of supply
(B) Uncertain prices
(C) Stability of prices
(D) Fall in the prices of stock
50) Identify the person whose house became the centre of preaching of Islam at the beginning.
(A) Hazrat Talha (RA)
(B) Hazrat Arqam (RA)
(C) Hazrat Usman (RA)
(D) Hazrat Abu Bakar (RA)