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Chemistry

Chemistry
Lead in water can cause

Arthritis
Eye disease
Kidney damage
Hair falling

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Chemistry
Which one of the following is not coal variety?

Bituminous
Dolomite
Lignite
Peat

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Chemistry
Which of the toxic heavy metals is found in modern tannery industries ?

Lead
Nickel
Zinc
Chromium

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Chemistry
The pH of human blood is between :

7.5-8
44052
4.5-5
6.5-7

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Chemistry
In drinking water supply, which of the following treatments is not involved

Coagulation
Sedimentation
Softening
Disinfection

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Chemistry
A thick paste of cement, sand and water is called

Kiln
R.C.C.
Concrete
Mortar

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MORE MCQ ON Chemistry

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