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Chemistry

Chemistry
Biofertilizers convert nitrogen to ________ .

Ammonia
Nitrates
Nitrogenase
Amino acids

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Chemistry
The acid which fails to liberate carbon dioxide from sodium bicarbonate is :

Acetic acid
Formic acid
Sulphuric acid
Carbonic acid

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Chemistry
The acid present in red ants is

Caproic acid
Formic acid
Butyric acid
Acetic acid

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Chemistry
Main source of lead pollution is from

Leaded gasoline
Sewage
Tobacco
Insecticides

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Chemistry
The property of hydrogen which distinguishes it from alkali metals is

Its non-metallic character
Its reducing character
Its electropositive character
Its affinity for non-metal

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Chemistry
The mineral containing both magnesium and calcium is

calcite
dolomite
carnallite
magnesite

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MORE MCQ ON Chemistry

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