1.An apparatus used for the measurement of quantity of electricity is—
D.None of the above
2.Water is non-electrolyte but conducts electricity on dissolving a small amount of—
3.Why pure water does not conduct electricity?
A.Low boiling point
D.Almost not ionised
4.The element with the highest electrical conductivity is—
5.When water is heated from 0˚C to 10˚C, its volume—
C.First decreases then increases
6.A fan produces a feeling of comfort during hot weather because—
A.Conductivity of air increases
B.Our body radiates more heat in air
C.Our perspiration evaporates rapidly
D.fan supplies cold air
7.Glaciers always melt at the _______ first.
8.Which of the following part modified into pitcher in pitcher plant?
9.Soft drinks such as cocoa contain significant quantities of—
10.Which of the following is the edible part of coconut?