SCIENCE

Earth is composed of three natural resources namely:

• soil,

  water,

  air

• food,

  clothing,

  animals

• sun,

  moon,

  trees

• soil,

  water,

  sun

The __________ is a habitat for many plants and animals. It is a mixture of weathered rock fragments

• soil

• water

• air

• earth

The breaking down of big rock into smaller pieces

• loam

• weathering

• sand

• clay

Type of soil with large particles and does not absorb much water

• weathering

• sand

• loam

• clay

A mixture of clay and sand

• sand

• clay

• loam

• garden

Type of soil with very fine particles and absorbs more water

• sand

• clay

• loam

• garden

The soil is made up of layers called ___________

• bedrock

• garden

• weathering

• horizon

What is the correct order of soil layers?

• 1)humus

  2)topsoil

  3)subsoil

  4)bedrock

  5)parent material

• 1)humus

  2)topsoil

  3)bedrock

  4)parent material

  5)subsoil

• 1)bedrock

  2)parent material

  3)subsoil

  4)topsoil

  5)humus

• 1)humus

  2)topsoil

  3)subsoil

  4)parent material

  5)bedrock

Decomposed material like dead plants and animals are called _____________

• bedrock

• subsoil

• topsoil

• humus

_____________ is the top layer of the soil which is composed of living and decomposed material like dead plants and animals

• O Horizon

• A Horizon

• B Horizon

• Parent Rock C Horizon