Class 7: Types of rock & Weathering of Soil

__________are rocks from space and they can help scientists learn about outer space.

• Planet

• Meteorites

• Comets

• Star

____________ are composed of chemicals and can contain only one chemical or a combination of chemicals.

• Rocks

• Meteorites

• Minerals

• Compounds

Identify the specific type of rock formed through the process shown in the picture.

• Metamorphic Rock

• Sedimentary rock

• Igneous rocks

• Plutonic rocks

What type of rock is formed from lava? Answer by referring to the image given.

• Extrusive rocks

• Igneous rocks

• Sedimentary rocks

• Metamorphic Rocks

Identify the process & type of rock formation shown in the image

• Weathering - Metamorphic

• Weathering - Extrusive rocks

• Lithification - Sedimentary

• Lithification - Metamorphic

The image is an example of

• Mechanically formed sedimentary rock

• Chemically formed sedimentary rock

• Organically formed sedimentary rock

• Chemically formed metamorphic rock

(a)   rocks are formed due to lithification of dead animal remains in the rocks. E.g. Corals and limestones

(a)   rocks make good fossil fuel as they contain high percentage of combustion carbon.

Identify the type of rocks formed based on the image.

• Sedimentary

• Igneous

• Metamorphic

• Limestone

India has the fourth largest reserves of (a)   in the world.