MCQ
By which gases is air pollution caused?
- ASulphur dioxide.
- BCarbon dioxide.
- CNitrogen oxide.
- DNitrogen dioxide.
By which gases is air pollution caused?
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The Indian Railways have been a great integrating force for more than:
Sandstone and Mica are examples of _______.
Resources which are found in a region, but have not been utilised are called:
India ranks _________ among the world crude steel producers.
What are the factors responsible for soil formation?
Multiple choice question.
Which one of the following type of resource is iron ore?
The raw materials like iron ore, cooking coal, limestone, dolomite, manganese and fine clay are needed in which industry?
Three crops of paddy grown in a year in the states of Assam, West Bengal and Orissa are: