8th GEOGRAPHY

which of the following is known as sphere of rocks

• Lithosphere

• Biosphere

World soil day is

• 5 th December

• 15 th August

Scientific study of rock is called

• petrology

• Lithosphere

The skin 'of the earth is -----------

• Soil

• sand

- is kind of metamorophic rock using which Tajmahal' was built

• white marble rock

• igneous rock

-------- are the-major types of soils

• six

• seven

--- is known as the primary rocks

• Igneous rocks

• sedimentary rocks

-------- is the major components

• water

• minerals

Ideal soil for cotton

• black soil

• red soil

There are-------- types of rocks

• Three

• Thirteeen