Which of the following includes non-ferrous metals?
Iron and manganese
Steel and iron ore
Haematite and magnetite
Copper and bauxite
Which of the following is a fossil fuel?
Petroleum
Wood
Cow dung
Dry leaves
Which of the following crops is an example of Kharif Crops?
Gram
Cotton
Pea
Wheat
Which of the following is a cash crop ?
Maize
Paddy
Which one of the following is a ferrous metal?
copper
manganese
coal
bauxite
___________ are those having industrial and commercial significance.
Food crops
Cash crops
both a and b
none of these
The largest oil field of India is ____________.
Ankaleshwar
Brahmaputra valley
Bombay High
Digboi
Which one of the following is a non-metal?
gold
silver
mica
platinum
In which area/city of India highest lignite deposits are present?
Tranvancore
Rajasthan
Neyveli
Malabar coast
__________ is known as 'universal fibre', as it is used worldwide in the textile sector.
Jute
Kenaf
cotton
Sun hemp
