Minerals are needed to be conserved because
they are finite and non-renewable
they are finite and renewable
they are infinite but non-renewable
none of these
A dull grey metal.
Aluminium
Tin
Lead
Copper
An example of non-metallic mineral
Mica
Cobalt
Manganese
The word petroleum derived
Roman
French
Greek
Latin
Placer deposit is also called
Alluvial deposits
Evaporation
Open cast mining
None of these
A heaviest mineral
Uranium
The energy of modern world.
Atomic energy
Hydro electricity
Thermal electricity
Wind
The rocks composed of calcium carbonates
Bauxite
Limestone
Iron
Coal is type of .
Metamorphic rocks
Igneous rocks
Sedimentary rocks
None of the above
The largest manganese producing state of India
Orisa
Karnataka
Madhya Pradesh
Kerala
