Unit 8 Pre Test

Which term is used to describe small pieces of weathered rock?

• bedding

• Crystals

• Minerals

• Sediment

Which is a vertical section of soil that shows the layers?

• Humus

• Soil profile

• Parent rock

• Soil horizon

What is one process that breaks down parent rocks so that soil can form?

• Cementation

• Compaction

• Deposition

• Weathering

Which property improves the ability of soil to hold water?

• Color

• Fertility

• pH level

• Organic matter

Which characteristic of soil is based on the proportion of different-sized particles?

• Age

• Fertility

• Structure

• Texture

Which choice best represents the process of soil formation?

• Parent material, weathering, fine material, soil

• Parent material, fine material, weathering, soil

• Soil, parent material, weathering, fine material

• Soil, weathering, parent material, fine material

Which factor is the most important for the formation of soil?

• Climate

• Organisms

• Slope

• Time

Which type of soil is best for growing most types of plants?

• Chalky

• Clay

• Loamy

• Peaty

Which environment would most likely have rich, fertile soil?

• A flood plain

• A desert plain

• A coastal beach

• A mountain peak

In which environment would soil formation occur most rapidly?

• In a cold, dry cave

• In a deep, dry valley

• In a hot, wet rainforest

• In a cold, ice-covered mountain