1. Granite is an example of _____.
[A] aqueous rocks
[B] Metamorphic rocks
[C] Sedimentary rocks
[D] Igneous rocks
Answer: Option D
2. Good quality building stones should not contain soluble salts more than _____.
[A] 3%
[B] 2%
[C] 1%
[D] 0%
Answer: Option D
3. Pug mill is used for _____.
[A] clay moulding
[B] brick drying
[C] brick burning
[D] clay preparation
Answer: Option D
4. The base in a paint is added to ______.
[A] Make smooth surface
[B] hide the surface to be painted
[C] Improve the quality of paint
[D] All of the above
Answer: Option B
5. Marble is an example of _____.
[A] Sedimentary rocks
[B] Igneous rocks
[C] Metamorphic rocks
[D] Aqueous rocks
Answer: Option C