Lesson no 5 : Weathering and Soil Formation

Lesson no 5 : Weathering and Soil Formation

Multiple Select

The _____ is the uppermost layer of the earth in which we live.

• Lithosphere

• Exosphere

• Thermosphere

• Mesosphere

Multiple Select

The Rocks can be studied under these groups.

• Igneous

• Sedimentary

• Metamorphic

• All of these

Multiple Select

____ may solidify below the Earth's Surface.

• Magma

• Water

Multiple Select

Feldspar and pumice are example of ____ rocks.

• Igneous

• Sedimentary

Multiple Select

Which rocks cool down slowly so they have large crystals?

• Plutonic rocks

• volcanic rocks

Multiple Select

Volcanic rocks is also called ____ rocks.

• Intrusive

• Extrusive

Multiple Select

Which rocks are used for constructions purpose?

• Igneous

• Sedimentary

Multiple Select

Guess the Categories:

Sedimentary rocks are formed when other rock material gets eroded and get cemented together.

• Mechanically

• Organically

• Chemically

Multiple Select

Guess the categories of sedimentary rocks:

The remains of living organism turn into hard-layered rocks over a period of time.

• Mechanically

• Organically

• Chemically

Multiple Select

The word 'metamorphoisis' stands for __________ .

• transformation

• Chemical change

Multiple Select

Change in rocks due to high temperature.

• thermal metamorphism

• dynamic metamorphism

Multiple Select

Weathering by solution in moat effective in region of ________ rocks.

• Limestone

• Basalt

Multiple Select

The peeling of the outer surface of rocks due to temperature change is called ____ .

• carbonation

• exfoliation

Multiple Select

Fossils are found in ____ rocks.

• Igneous

• Sedimentary

Multiple Select

When coal gets extremely metamorphosed, it turns into ___ .

• diamond

• salt

Multiple Select

Coal, limestone and peat are all ___ rocks.

• Igneous

• Sedimentary

Multiple Select

It is also known as parent rock.

• Weathered rock

• Bed rock