Junior Cert Soils

What is the most common soil in Ireland

• Podzol

• Brown

• Gley

• Peaty

What are the different layers in a soil profile called

• Layers

• Levels

• Horizons

• Topsoil

Soil is made of

• weathered rocks and minerals
• dead plants and animals
• air and water
• all of the above

Which layer of soil is on the bottom?

• topsoil
• subsoil
• bedrock
• bottomsoil

Which layer of soil has the BIGGEST pieces of rock in it?

• topsoil
• subsoil
• bedrock
• midsoil

Humus is.....

• the dead parts of plants and animals in soil.
• A food we eat with pretzels.
• The tiny particles inside of soil
• The roots that come off of a plant and live in soil.

What is the layer of soil just below the topsoil?

• soil
• subsoil
• topsoil
• terrace farming

What is the layer of soil that contains humus, leaf litter, and other organic matter?

• R - Bedrock

• A - Topsoil

• B - Subsoil

• R - Bedrock

What name is given to the process by wish nutrients are washed through the soil?

• Weathering

• Erosion

• Hard Pan

• Leaching

Which layer of soil is the most fertile?

• Topsoil

• Subsoil

• Bedrock