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Biology-Related Homework Help Zoology and Botany Topic started by: ananız on Mar 9, 2018



Title: Which type of soil structure is typically found in surface soil (A horizons)?
Post by: ananız on Mar 9, 2018
Which type of soil structure is typically found in surface soil (A horizons)?
 
  A) prismatic
  B) platy
  C) granular
  D) sub-angular blocky
  E) columnar

Question 2

Which type of structure is typically found in sodium-rich, sub-surface horizons?
 
  A) prismatic
  B) granular
  C) platy
  D) columnar
  E) sub-angular blocky

Question 3

Colloidal properties are exhibited by the ________ fraction of soils.
 
  A) sand B) gravel C) clay D) silt

Question 4

Which of the following is not a textural class name?
 
  A) loam B) sand C) sandy silt D) clay E) silt

Question 5

The percentages of which soil components represent the minimum information necessary in order to determine the textural class of a soil?
 
  A) clay and organic matter
  B) gravel and sand
  C) clay, water and air
  D) sand, silt and clay
  E) silt and sand

Question 6

Texture describes the ________ of particles in a soil.
 
  A) roughness
  B) sizes
  C) mineralogical makeup
  D) colors
  E) arrangement

Question 7

Which color would be typical of a well-drained, low-organic matter sandy surface soil?
 
  A) 10YR5/8 B) 2.5YR6/1 C) 7.5YR2/2 D) 7.5YR6/2 E) 10YR8/4


Title: Which type of soil structure is typically found in surface soil (A horizons)?
Post by: tennille1 on Mar 9, 2018
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Title: Which type of soil structure is typically found in surface soil (A horizons)?
Post by: ananız on Mar 9, 2018
Thank you so much for providing this