Fill in the blanks:

(a) Burning of wood and coal causes pollution of………………... air.

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(b) A liquid fuel, used in homes is………………....

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(c) Fuel must be heated to its ………………. before it starts burning.

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(d) Fire produced by oil cannot be controlled by……………..

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  1. Class 8
  2. Chapter 6 Class 8 - Combustion And Flame

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Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.