Question
Which fossil fuel is formed under earth by the
decomposition of vegetable matter lying under water by anaerobic bacteria in the absence of oxygen?Solution
Natural gas- • It is a fossil energy source. • The largest component of natural gas is methane. • It is colourless, shapeless, and odourless in its pure form. • It is formed under the earth by the decomposition of the vegetable matter lying underwater by anaerobic bacteria in the absence of oxygen.
The mine explosions are mostly caused by the combination of air with which gas?
The important ore of aluminium is-
Repetition of sound produced by reflection of sound waves is called-
Gunpowder consists of a mixture of:
Common name of Sodium Carbonate is?
Which substance is also known as 'Oil of Vitriol'?
Cinnabar is an ore of which metal?
Which enzyme is responsible for converting triglycerides into fatty acids and glycerol?Â
Which of the following pollutants is the major contributor to photochemical smog?
What is the primary component in silver-colored paints?
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