Soil Basics
Clay is one of the three main soil particle textures. What are the other 2?
Silt and Sand
What is the outermost layer of the Earth?
The crust
What is it called when rocks break down over time and become soil?
Weathering
Which soil type drains water the fastest?
- sand, silt, or clay?
Sand
What do plants get from the soil that helps them grow?
A. Organic compounds and trace metals
B. Water and nutrients
C. Atmospheric gases stored in pore spaces
Water and Nutrients
what color is soil that is rich in organic matter (do not overthink it)
Dark brown or black
Which earth system includes all living things, like plants and animals?
The biosphere
What slowly changes dead plants and animals into nutrients for soil?
Decomposition
Which type of soil feels smooth, slippery, and even sticky when wet?
A. Sand
B. Silt
C. Clay
Clay
What part of the plant grows into the soil to get water and nutrients?
A. Roots
B. Stem
C. Leaves
Roots