core
photosphere
sunspots
corona
D. corona
Deep Green
Violet
Prussian Blue
Yellow
the sun comes in between the moon and the earth
the moon comes in between the sun and the earth
the earth comes in the between the sun and the moon
None of the above
autogamy
entomophily
anemophily
ornithophily
Carbon dioxide
Hydrogen Sulphide
Oxygen
Nitrogen
Desiccation
Efflorescence
Deliquescene
Osmosis
Soil erosion
Soil wash
Silting of soil
Soil creep
6 feet
6 metres
60 cms
60 feet
1H1
1H2
6C12
8O16
Platinum
Quartz
gold
Diamond
Earthquakes
Magnetic reversals
Hurricanses
Increased deposition of deep-sea sediments
S
Ga
Se
I
A mixture of B and C
Silicon dioxide
Germenium dioxide
Sodium Silicate
Argon
Vanadium
Iodine
Sulphur
Nitric oxide
Nitrogen dioxide
Nitrogen pentoxide
Nitrous oxide
An atom
A cation
A molecule
An anion
It activate H2O molecule
Photo-electricity reaction starts
Some of the gas molecules become bigger
It cause combination of oxygen and nitrogen
Nucleic acid
Carbohydrate
Collagen
Polymer
Conversion of nitrogen to nitric acid.
Production of nitrogen from air
Convert the atmospheric nitrogen to effective nitrogen compound.
Liquifaction of nitrogen
Calcium, magnesium and iron
Magnesium, Calcium and tin
Magnesium, tin and iron
Iron, tin and calcium
Orion
Terylene
Rayon
Nylon
A mixture of FeO and Fe(OH)2
A mixture of Fe2O3 and Fe(OH)2
A mixture of Fe2O3, 3H2O and FeO
FeO only
Carbon
Hydrogen
Aluminium
Silicon
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
Pulley
Microscope
Thermemoter
Barometer
Sodium
Cerium
Francium
Lithium
Magnetic forces
Gravitational forces
Coulombic forces
Exchange forces
core
photosphere
sunspots
corona
Methane, Butane and Propane
Methane, Ethane and Hexane
Ethane, Hexane and Nonane
Methane, Hexane and Nonane
Zinc
Iron
Copper
Lead
None of these
Ultraviolet rays
Infra Red rays
Cosmic Rays