CBSE Class 8 Science - Chapter: Coal and Petroleum (Worksheet)
Fill in the blanks with suitable words.
1. _________ are the substances obtained from petroleum and natural gas.
2. Petroleum is obtained from dead remains of living organisms, that is why it is called a ________ fuel.
3. Kerosene is used in ______ aircrafts.
4. In India, ________ gas has been found in Tripura, Rajasthan, Maharashtra and in the Krishna Godavari delta.