AITC- All about Soil!

Is soil different across Canada?

• Yes

• No

Select why worms are important in a healthy soil.

• They mix up the soil.

• They break down organic matter into nutrients.

• Their slime keeps the soil moist.

• Their tunnels let air into the roots of the plants.

• They are the food of other creatures in the soil.

Which type of soil is ideal for growing plants?

• Silt

• Clay

• Sand

• Loam

Select all the factors that impact soil composition.

• Climate

• Topography

• Parent material

• Time

• Human practices

No-till farming (planting directly into the stubble of the previous crop) prevents soil erosion.

• True

• False

Why do farmers rotate their crops each year?

• Crops won't grow in the same field twice.

• They get bored and like to switch it up.

• To prevent soil erosion.

• To maintain healthy soil and reduce pests and diseases.

The top layer of soil is called ________.

• Bedrock

• Topsoil

• Subsoil

• Grass

This is found in the topsoil and is made of decaying plants and animals.

• Dirt

• Water

• Humus

• Subsoil

This type of soil is sticky when wet and hard when dry.

• Clay

• Silt

• Sand

• Gravel

This type of soil is carried by water and left as sediment.

• Bedrock

• Loam

• Silt

• Clay