McqsFactory McqsFactory.com is the devoted website for multiple choice questions answers in Pakistan. McqsFactory has been specially designed to cover this paper for various such examinations. The material of McqsFactory has been collected after going through different examination papers.
A. Nuclear fusion
B. Spontaneous fission
C. Controlled chain reaction
D. Uncontrolled chain reaction
Answer
C. Controlled chain reaction
Submitted by: Toheed Ahmed
Which one of the following raw material is used in the manufacture of foam used in mattresses, cushions, etc.?
A. Methanol
B. Ethanol
C. Urea
D. Phenol
Answer
D. Phenol
Submitted by: Toheed Ahmed
Permanent magnets can be made from
A. Cobalt
B. Lead
C. Zinc
D. Aluminium
Answer
A. Cobalt
Submitted by: Toheed Ahmed
Atmospheric pressure exerted on the earth is due to the
A. Gravitational pul
B. Rotation of the earth
C. Revolution of the earth
D. Uneven heating of the earth
Answer
A. Gravitational pul
Submitted by: Toheed Ahmed
Quantity of fresh air required for a man is
A. 1000 cubic feet of air for every 10 minutes
B. 1000 cubic feet of air for every 20 seconds
C. 1000 cubic feet of air for every 20 minutes
D. 1000 cubic feet of air for every 10 seconds
Answer
C. 1000 cubic feet of air for every 20 minutes
Submitted by: Toheed Ahmed
Where does the oxygen that keeps us alive come from?
A. Carbonates absorbed from soil
B. Carbon dioxide
C. Oxides of minerals
D. Water
Answer
B. Carbon dioxide
Submitted by: Toheed Ahmed
Which one of the following metals pollutes the air of a city having large number of automobiles?
A. Chromium
B. Cadmium
C. Lead
D. Copper
Answer
C. Lead
Submitted by: Toheed Ahmed
The snow on the mountains does not melt all at once when it is heated by the sun because
A. It becomes very hard
B. It reflects most of the heat from the sun
C. It has a low specific heat capacity
D. It has a high latent heat of fusion
Answer
B. It reflects most of the heat from the sun
Submitted by: Toheed Ahmed
Where is blood formed in the human body?
A. Heart
B. Spleen
C. Liver
D. Bone marrow
Answer
D. Bone marrow
Submitted by: Toheed Ahmed
Which of the following is the name of the smallest part of the matter discovered by the scientists?
A. Quark
B. Proton
C. Neutron
D. Positron
Answer
A. Quark
Submitted by: Toheed Ahmed