Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
A. Methane, Butane and Propane
permeable
semipermeable
selectively permeable
impermeable
Quartz and mica
Sand and salt
Sand and silicates
None of these
Atomic warfare
Depletion of earth's ozone layer
CO2 from fossil fuels
Dust clouds from valcanoes
2CaSO4, H2O
CaSO4
CaSO4, 2H2O
2CaSO4, 4H2O
Carbon Monoxide
Phosgene
Phosphine
None of these
The varying amount of sunspot activity
The tilt of the earth's rotation relative to the ecliptic as earth revolves around the sun
The earth's orbit around the sun as an exlipse rather than a circle
The rotation of during a 24-hour day
Deep Green
Violet
Prussian Blue
Yellow
Soil erosion
Soil wash
Silting of soil
Soil creep
0°C
-4°C
100°C
4°C
It burns in air to form water
It supports combustion
It readily combines with fluorine and chlorine
It combines with almost all metals forming hydrides
Desiccation
Efflorescence
Deliquescene
Osmosis
A Black solid
A red liquid
A highly inflammable gas
colourless gas insoluble in water
Orion
Terylene
Rayon
Nylon
Carbon dioxide
Hydrogen Sulphide
Oxygen
Nitrogen
Sulphonates
Zeolites
Nitrates
None of these
Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
It activate H2O molecule
Photo-electricity reaction starts
Some of the gas molecules become bigger
It cause combination of oxygen and nitrogen
amylase
lipase
carboxypeptidase
carbonic anhydrase
Zinc
Iron
Copper
Lead
6 feet
6 metres
60 cms
60 feet
evaporation
condensation
sublimation
deposition
Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
None of these
Ultraviolet rays
Infra Red rays
Cosmic Rays
An atom
A cation
A molecule
An anion
Atomic number
Atomic mass
Quantum numbers
None of these
Sodium
Cerium
Francium
Lithium
Pulley
Microscope
Thermemoter
Barometer
Granulocyte
Neuron
Reticulocyte
Nephron
Calcium, magnesium and iron
Magnesium, Calcium and tin
Magnesium, tin and iron
Iron, tin and calcium
A piece of iron that is not a permanent magnet
The north pole of another permanent magnet
A positively charged glass rod
A negatively charged rubber rod