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Chemistry

Chemistry
Saline soil contains

None of these
Lot of moisture
Hard rocks
High concentration of salt

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Chemistry
The inert gas used as beacon light is

Ne
Kr
Ar
He

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Chemistry
Nucleons are regarded as composites sub-particles known as

Photons
Quarks
Leptons
Mesons

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Chemistry
Wax used for making candle is chemically a mixture of

Aliphatic and aromatic hydrocarbons
Aromatic hydrocarbons
Aliphatic hydrocarbons
Cyclic hydrocarbons

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Chemistry
Main source of lead pollution is from

Leaded gasoline
Sewage
Insecticides
Tobacco

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Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Zymase
Invertase
Diastase
Maltase

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MORE MCQ ON Chemistry

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