Fill in the blanks:
(a) Burningof wood and coal causes _ of air.
(b) Aliquid fuel used in homes is _.
(c) Fuel must be heated to its _before it starts burning.
(d) Fireproduced by oil cannot be controlled by _____.

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Solution

(a) Burningof wood and coal causes pollutionof air.
(b) Aliquid fuel used in homes is __liquefiedpetroleum gas (LPG)_.
(c) Fuel must be heated to its ignitiontemperature before it starts burning.
(d) Fireproduced by oil cannot be controlled by water.

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Similar questions

Fill in the blanks:

(a) Burning of wood and coal causes _______ __ of air.

(b) A liquid fuel used in homes is ___________.

(d) Fire produced by oil cannot be controlled by ________ _.

Fill in the following blanks with suitable words :

(a) A fuel must be heated to its___ before it starts burning.

(b) The most common supporter of combustion around us is___

(d) A liquid fuel used in homes is___

(e) The amount of heat evolved when 1 kg of a fuel is burnt completely is called its___

(f) The substances which vaporise during burning, give___

(g) Burning of wood and coal causes___ of air.

Select the fuel that causes less pollution, burns readily and can be used as a fuel in homes and automobiles.

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