UPSC Government Jobs Exams

Which one among the following is
not a greenhouse gas?
a)Methane
b)Ozone
c)Chlorofluorocarbon
d)Sulphur dioxide

Read Solution (Total 2)

UPSC Other Question

If four balloons A, B, C and D are
filled with hydrogen, oxygen,
helium and nitrogen gases
respectively and left in air, which
balloon reaches to the highest
distance from the Earth?
(a) Balloon A
(b) Balloon B
(c) Balloon C
(d) Balloon D



Which one among the following salts
causes hardness to the water?
(a) Calcium bicarbonate
(b) Calcium carbonate
(c) Sodium sulphate
(d) Potassium chloride