Soil

Front

What is loam?

Back

A mixture of sand, silt, and clay that retains just the right amount of water for plants.

Front

Why is loam considered the best soil for plants?

Back

It retains just the right amount of water.

Front

What are the largest soil particles?

Back

Gravel.

Front

What is the role of earthworms in soil?

Back

They break down organic material, helping to add nutrients to the soil.

Front

What is soil made of?

Back

Broken down rocks and decaying organic matter.

Front

What is humus?

Back

The organic component of soil formed by the decomposition of leaves and other plant material.

Front

What is the difference between sand, silt, and clay?

Back

Sand has the largest particles, silt has medium-sized particles, and clay has the smallest particles.

Front

Why is soil important for plants?

Back

Soil provides nutrients, water, and support for plant roots.

Front

What is soil erosion?

Back

The process by which soil is removed from one location and transported to another, often by wind or water.

Front

What is the pH level of soil?

Back

A measure of how acidic or alkaline the soil is, which affects nutrient availability.