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Home Q & A Board Biology-Related Homework Help Zoology and Botany (Moderator: ehd123)
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mack mack
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6 years ago
In a given soil, the horizon with the highest organic matter content is generally the ________ horizon.
 
  A) D B) B C) C D) A E) E

Question 2

Hydroxyl ion concentrations are greatest in a soil solution with a pH value of ________.
 
  A) 6.5 B) 5.0 C) 4.0 D) 0.1

Question 3

Increasing the organic matter content of a soil is likely to:
 
  A) decrease the soil's water holding capacity.
  B) increase the soil's water holding capacity.
  C) have no effect on water holding capacity.

Question 4

Which of the following pH values represents the most acid condition?
 
  A) 7.0 B) 5.55 C) 10.0 D) 100 E) 1.0

Question 5

What are the two popular chemicals that can be used to avoid ethylene injury in flowers?
 
  What will be an ideal response?

Question 6

The water in the soil typically differs from pure water because the soil water:
 
  A) is restrained in its flow by attraction to particle surfaces.
  B) contains organic compounds.
  C) contains mineral nutrients.
  D) all of the above
  E) none of the above
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EcontrerasEcontreras
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6 years ago
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mack Author
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6 years ago
You are really a genius. Thanks
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#3
6 years ago
NP
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