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Biblioteka

Soil and Soil Lab

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Posljednje ažuriranje almost 4 years ago
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Pitanje 1
1.

Plants get carbon for growth from the

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Pitanje 4
4.

What is the definition of soil?

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Pitanje 5
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What is the difference between mechanical and chemical erosion?

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Pitanje 7
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How does soil form?

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Pitanje 8
8.

List two minerals found in soil.

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Pitanje 9
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List two living organisms that would be found in healthy soil.

Pitanje 10
10.

What is porosity, and how does it impact water movement?

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Pitanje 11
11.

Place the following in order of size, with the first being the smallest. (This may require some googling)

  1. bacteria

  2. mold spore

  3. baby earthworm

  4. silt particle

  5. clay particle

  6. sand particle

Pitanje 12
12.

What would be the perfect soil mixture, and why?

Pitanje 13
13.

What is cation exchange capability, and how do clay particles and organic material impact it?

Pitanje 14
14.

What is compaction? How does it occur, and why does it cause problems for plants?

Pitanje 15
15.

Explain what salinization is, and why it occurs. In your answer please explain why watering with groundwater has a different effect on the soil than rainwater.

Pitanje 16
16.

Is soil renewable or nonrenewable? Explain why or why not.

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Pitanje 17
17.

Match the part of soil to the "sphere" to which it belongs.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

rocks/minerals

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hydrosphere

oxygen

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lithosphere

bacteria, fungi

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atmosphere

water

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biosphere

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Pitanje 18
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Pitanje 19
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Pitanje 20
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Pitanje 21
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Pitanje 2
2.

Plants get nitrogen from the

Pitanje 3
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The most important thing plants need is energy, which they get from the

Pitanje 6
6.

Examples of erosion of rock include (select all that apply)