Rocks

Rocks

Multiple Choice

Rocks do not have a definite chemical composition. Why?

• because rocks are hard in nature

• because rocks are made up of different minerals

Multiple Choice

Identify the rocks which is also known as volcanic rocks

• extrusive igneous rocks

• intrusive igneous rocks

Poll

identify the intrusive igneous rocks

• granite

• basalt

Multiple Select

Choose the type/types of rocks which are formed due to the mode of formaion

• Igneous rocks

• sedimentary rocks

• Metamorphic rocks

Multiple Choice

Rock fragments are ---- by rivers to sea

• cemented

• transported

Multiple Choice

When a river reaches the sea the rock fragments are -----on the sea bed

• slows down

• deposited

Multiple Select

which is /are the transporting agent/s?

• wind

• water

• glacier

Multiple Choice

An example of sedimentary rocks formed from the skeletons of marine organisms

• Sandstone

• limestone

Multiple Choice

sandstone is an example of

• mechanically formed sedimentary rocks

• chemically formed sedimentary rocks

Multiple Select

identyfy the chemically formed sedimentary rocks

• gypsum

• dolomite

• chalk

Multiple Choice

Sedimentary rocks formed due to the action of wind are known as

• Argillaceous rocks

• aeolian rocks

Multiple Choice

Sedimentary rocks formed in the lake environment is known as

• Lacustrine rocks

• moraines

Multiple Select

Which among the follwing is best suited foto describe the characteristics of sedimentary rocks

• soft

• hard and compact

• presence of fossils

• can see ripples in it

• impermeable