a) Ohm
b) Ampere
c) Metre
d) Hertz
47) Which state has the lowest area under forest?
a) Gujarat
b) Uttar Pradesh
c) Andhra Pradesh
d) Haryana
48) Mast cell secrete
a)heparin
b) myoglobin
c)histamine
d) heamoglobin
49) The compound having the molecular formula C2H4O2 Is an
a) acid
b)aldehyde
c) alkali
d)ether
50) The rate of loss of heat by a hot body depends upon
a)its radiating area
b) its temperature
c) its nature of radiating surface
d) All of these factors
Thank You!