Understanding Soil Horizons
Interactive Video
•
Science
•
9th - 10th Grade
•
Practice Problem
•
Hard
Nancy Jackson
FREE Resource
5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary composition of Horizon O?
Broken bedrock
Iron and aluminum silicates
Organic material like dead leaves and twigs
Sand and clay
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which horizon is commonly referred to as topsoil?
Horizon O
Horizon A
Horizon B
Horizon E
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a characteristic feature of Horizon E?
Contains broken bedrock
High in organic material
Lighter in color and high in nutrients
Made of compacted bedrock
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where do the roots of large trees typically end?
Horizon C
Horizon B
Horizon R
Horizon A
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which horizon is made up of broken bedrock?
Horizon O
Horizon E
Horizon A
Horizon C
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