Rocks

What is the meaning of fossils?

• The preserved remains of animals and plants in sedimentary rocks.

• Sinking of rocks below the Earth's surface.

What is the meaning of solidification?

• Process where liquid magma or lava cools down and becomes solid rock.

• A rock that has been changed by heat or pressure or both heat and pressure.

A sedimentary rock formed of crushed seashells.

• Basalt

• Limestone

What type of rock is this?

• Igneous

• Sedimentary

• Metamorphic

Where did this rock form?

• On the sea bed or lake bed

• On the surface of the Earth

What must a farmer do to make sure that soil has enough nutrients?

• Add compost or fertilisers

• Dig the soil and add sand

What must a farmer do to make sure that soil drains well?

• Add compost or fertilisers

• Dig the soil and add sand

Rice is planted in what type of soil?

• Loam

• Clay

Why rice is planted in clay soil?

• Because it holds a lot of water and the water cannot drain through it.

• Because the water can drain through easily.