the loose rock and bits of decaying plant and animal material is called...

• humus

• bedrock

• soil

• fossils

The remains of living things that have died and decayed is called...

• topsoil

• humus

• minerals

• quartz

When something .............. it breaks apart or rots.

• decays

• grows

• photosynthesizes

• cries

Water, ice and wind are all things that can cause...............to a rock.

• weathering

• melting

• sadness

• pain

A ............is a hard piece of the earth's surface.

• tree

• rock

• tent

• tortoise

An opening in the earth that allows melted rock to come to the surface is called a..............

• cave

• volcano

• river

• mineral

The.................we can see today are evidence of the worldwide flood.

• flowers

• fossils

• soil

• books

Minerals are made of living things.

• True

• False

Which one is not a part of soil.

• water

• air

• humus

• honey

The three main layers of soil are...

• topsoil, subsoil and bedrock

• topsoil, subsoil and volcanoes

• minerals, subsoil, and bedrock

• subsoil, diamonds, and bedrock