The hot molten material occurring naturally below the surface of the Earth is called:

a) Lava

b) Slag

c) Magma

d) Tuff

At what depth and rate is a hypabyssal rock formed?

a) Slow cooling of magma at considerable depth

b) Quick cooling of magma at a shallow depth

c) Rapid cooling of magma at Earth’s surface

d) Rapid cooling of magma at a shallow depth

What is a sedimentary deposit?

a) Weathered product remains at site

b) Weathered product carried away in solution

c) Weathered product gets carried away agents

d) Insoluble weathered product is carried away in suspension

Which factor disturbs the equilibrium of rocks, commencing metamorphism?

a) Increase in temperature

b) Decrease in temperature and pressure

c) Increase in temperature and pressure

d) Decrease in pressure

Which of the following is not a metamorphic change?

a) Calcite to schist

b) Limestone to marble

c) Shale to slate

d) Granite to gneisses

Which of the following rocks are hard and durable?

a) Argillaceous rocks

b) Siliceous rocks

c) Calcareous rocks

d) Carbonaceous rocks

Foliated structure is very common in case of:

a) Sedimentary rocks

b) Plutonic rocks

c) Igneous rocks

d) Metamorphic rocks

Granite is a type of:

a) Plutonic rock

b) Metamorphic rock

c) Hypabyssal rock

d) Volcanic rock

Which of the following is a hand tool used for quarrying?

a) Plier

b) Hammer

c) Quarrying wire

d) XSM

What is the relation between LLR (Line of Least Resistance) and amount of explosives

to be used?

a) Higher the LLR, higher the amount of explosive

b) Higher the LLR, lesser the amount of explosive

c) 10% more explosive for every 1m of LLR

d) 10% less explosive for every 1m of LLR

Which of the following is not an explosive used for blasting?

a) Gelignite

b) Gunpowder

c) Flash powder

d) Nitrocellulose