Which of the following is known as sphere of rocks

(a)

Atmosphere

(b)

Biosphere

(c)

Lithosphere

(d)

Hydrosphere

World soil day is observed on

(a)

15th August

(b)

12th January

(c)

15th October

(d)

5th December

Fossils are found in

(a)

Sedimentary rocks

(b)

Igneous rocks

(c)

Metamorphic rocks

(d)

Plutonic rocks

The major component of soil is

(a)

Rocks

(b)

Minerals

(c)

Water

(d)

All the above

Scientific study of rocks is called ________.

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petrology

The “skin of earth” is _________.

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soil

_________ is known as the primary rocks.

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Igneous rocks

Igneous rocks are called primary rocks.

(a) True

(b) False

Slate is formed from shale.

(a) True

(b) False

Red soil is formed by the process of leaching.

(a) True

(b) False

Volcanic mountains are covered with sedimentary rocks.

(a) True

(b) False

Metamorphic rock and sedimentary rock.

Soil conservation and Soil erosion.

a) Igneous rocks are called the primary rocks.
b) Soil is the product of weathering of rocks.
c) Sedimentary rocks are the hardest ones.
d) Deccan plateau is the region of Igneous rocks.

a) Soil erosion decreases its fertility.
b) Dynamic metamorphism is caused by high temperature.
c) Soil is a renewable source.
d) Humus is a part of the top layer of soil.

Define ‘rock’.

State the types of soils.

Classify and explain the soil?