How Soils are Formed (Grade 11 NSC Matric Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
At what rate does soil typically form?
At what rate does soil typically form?
1 cm every 100-400 years
Why is soil considered a non-renewable resource?
Why is soil considered a non-renewable resource?
It forms extremely slowly
How many main factors influence soil formation?
How many main factors influence soil formation?
Six factors
What is parent rock?
What is parent rock?
Original rock from which soil develops
What are the three main soil texture categories?
What are the three main soil texture categories?
Sand, silt, and clay particles
How do higher temperatures and increased rainfall affect soil development?
How do higher temperatures and increased rainfall affect soil development?
Speed up weathering and create deep soils
What is leaching?
What is leaching?
Water moving downward transporting minerals
What is bioturbation?
What is bioturbation?
Organisms moving soil & increasing air
How do steep slopes affect soil development compared to gentle slopes?
How do steep slopes affect soil development compared to gentle slopes?
Thinner, less fertile soils develop
What characterises young soils?
What characterises young soils?
Composition similar to parent rock