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Soil Pollution Quiz

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Questions and Answers

What is the O-horizon primarily composed of?

Freshly-fallen & partially decomposed leaves, twigs, animal waste, fungi & organic materials (correct)

Mainly inorganic mineral particles

Primarily broken-up bedrock

Consists of darker & looser organic matter

What does the A-horizon primarily contain?

Consists of freshly-fallen & partially decomposed leaves, twigs, animal waste, fungi & organic materials

Mainly broken-up bedrock

Humus/partially decomposed organic matter & some inorganic mineral particles (correct)

Primarily inorganic mineral particles

What does the C-horizon consist of?

Freshly-fallen & partially decomposed leaves, twigs, animal waste, fungi & organic materials

Humus/partially decomposed organic matter & some inorganic mineral particles

Broken-up bedrock, does not contain any organic materials (correct)

Darker & looser organic matter

What determines the pH of the soil and influences its rate of water absorption & retention?

<p>Chemical composition in the C-horizon</p> Signup and view all the answers

What causes soil pollution?

<p>Presence of chemicals or other alteration in the natural soil environment</p> Signup and view all the answers

Soil Pollution Quiz

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Questions and Answers

What is the O-horizon primarily composed of?

What does the A-horizon primarily contain?

What does the C-horizon consist of?

What determines the pH of the soil and influences its rate of water absorption & retention?

What causes soil pollution?

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