Which is the outermost layer of the Earth?

• Mantle

• Inner core

• Crust

• Outer core

Tags

Medium

Vidhyarthi

Recall

L1

Quick

You and your class are making a clay model of Earth. Which sequence of layers

is correct from outside to inside?

• Mantle

• Crust

• Inner core

• Outer core

Tags

Hard

Chanakya

Apply

L1

Standard

Why does the inner core remain solid despite extreme heat?

• It is very cold inside

• High pressure keeps it solid

• It is full of rocks only

• There is no metal inside

Tags

Tough

Maurya

Evaluate

L2

Extended

Which of these is an igneous rock?

• Sandstone

• Granite

• Limestone

• Shale

Tags

Hard

Vidhyarthi

Recall

L5

Quick

If it takes 5 million years for sediments to form a layer, how many years for 3 layers?

• 5 million

• 10 million

• 15 million

• 20 million

Tags

Hard

Chanakya

Apply

L6

Standard

Reorder the following
Arrange the sequence of sedimentary rock formation.

• Sediment deposition

• Weathering

• Compression

• Rock formation

Tags

Medium

Acharya

Understand

L6

Standard

If pumice stone has 80 holes per cm², how many holes in 5 cm²?

• 80

• 160

• 240

• 400

Tags

Medium

Vidhyarthi

Recall

L5

Quick

Your class makes a sediment jar. What will you see after leaving it for hours?

• Mixed mess

• Distinct layers

• Only water on top

Tags

Hard

Chanakya

Apply

L6

Standard

Reorder the following
Steps to simulate fossil formation with food layers.

• Add more layers

• Apply pressure

• Place leaves

• Fossil

  formed

• Cover with soil

Tags

Tough

Maurya

Evaluate

L11

Extended

Select all true statements about igneous rocks.

• They form from magma cooling

• Granite is one example

• They always contain fossils

• Obsidian is volcanic glass

Tags

Medium

Acharya

Understand

L4L5

Quick