Building Materials
Which of the following represents a metamorphic rock?
(i) Slate
(ii) Shale
(iii) Quartzite

Both (ii) and (iii)
Only (iii)
All (i), (ii) and (iii)
Both (i) and (iii)

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Building Materials
Distemper is

A drying agent
A water proofing agent
A paint consisting of powdered chalk, pigments and water
A paint consisting of colored cement and water

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