Which of the following caused radioactive pollution along the coast of kerala?
Plutonium
Zinc
Thorium
Thorium
The second Green Revolution aims at increasing agricultural output to promote
Availability of easy credit to big farmers
Co-operative farming
Inclusive growth
Inclusive growth
Which acid is used in Lead storage battery?
Sulphuric acid
Nitric acid
Hydrochloric acid
Hydrochloric acid
The solar energy produced by
Fusion reaction
Fission reaction
Combustion reaction
Combustion reaction
A.
Fusion reaction
Ozone layer is formed due to reactions of
oxygen and ultraviolet rays
carbon dioxide and layers of atmosphere
cosmic rays and layers of atmosphere
cosmic rays and layers of atmosphere
Copper wires are generally used for electrical power transmission instead of iron wire because
copper is cheaper than iron
copper is lighter than iron
copper is a better conductor of electricity than iron
copper is a better conductor of electricity than iron
In water treatment plant, use of chloramines ensures ...........
taste and odour control
weed control in reservoirs
disinfection
disinfection
Person who is colour-blind cannot distinguish between
Black and yellow
Red and green
Yellow and white
Yellow and white
Nitrogen fixation is a process of
Utilisation of nitrogen gas
Conversion of organic nitrogen to proteins
Conversion of organic nitrogen to proteins