PermaYouth Mooc
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Chapter 5: Soil The Foundation of Life Quiz
1.
What is the most fertile layer of soil?
1
Bedrock
Subsoil
Topsoil
2.
How do mycorrhizal fungi help plants?
1
They eat plant roots
They produce oxygen
They help plants absorb water and nutrients
3.
What is a major cause of soil erosion?
1
Planting trees
Wind and water
Composting
4.
Why is no-till gardening good for soil?
1
It saves money
It prevents soil disturbance and protects microorganisms
It produces more flowers
5.
What can you use for mulching?
1
Plastic
Straw, leaves, or wood chips
Concrete
