Objective General Knowledge

Q. Of the following particles, the particles having the least mass is
1 meson
2 neutron
3 electron
4 proton
Ans: 3

Q. Of all the gases present in the air, Which one of the following is the highest in the Percentage?
1 Carbon dioxide
2 Hydrogen
3 Oxygen
4 Nitrogen
Ans: 4

Q. Nuclear fusion is a
1 chain reaction
2 exogeneric reaction
3 endogeneric reaction
4 thermal reaction
Ans: 2

Q. Mordants are substances that
1 fix colors on fabrics
2 have a bleaching action
3 have a capacity of increasing the intensity of colors
4 are very hard solids
Ans: 1

Q. Milk is an example of
1 Sol
2 Gel
3 Emulsion
4 Suspension
Ans: 3

Q. Milk contains the sugar
1 Sucrose
2 Maltose
3 Arabinose
4 1actose
Ans: 4

Q. Marsh gas mainly contains
1 C2H2
2 CO
3 CH4
4 H2S
Ans: 3

Q. Marsh gas is
1 CH4 and H2
2 CH4
3 CO2, CO and N2
4 CO2
Ans: 2

Q. Many microbes can effect the chemical process of
1 Dehydration
2 Decomposition
3 Fermentation
4 Polymerization
Ans: 3

Q. Lime water contains
1 sodium hydroxide
2 calcium hydroxide
3 sodium carbonate
4 calcium carbonate
Ans: 2