46) Soils found in humid regions tend to be acidic than those found in arid regi

Question

46) Soils found in humid regions tend to be acidic than those found in arid regions a. True b. False 47) The grassland soils of the North American Great Plains are: a. Oxisols b. Spodosols c. Mollisols d. Andisols 48) are the acidic soils of the northern conifer/boreal forests. Blueberries grow well in these conditions. a. Oxisols b. Spodosols c. Mollisols d. Andisols 49) Which regions of Ohio have soils that are LEAST affected by glaciation? a. Northwest Ohio b. Northeast Ohio c. Central-Western Ohio d. Southeastern Ohio 50) Soil with more organic content (plant and animal matter) appears lighter in color a. True b. False

Explanation / Answer

46) a. TRUE.

Explanation : Soils in humid regions suffer leaching which causes the soil to lose calcium, potassium and magnesium thus resulting in acidic or sour soils.

47) c) Mollisols.

Explanation : Mollisols mark the transition between arid and humid soils in the North American Great Plains.

48) b) Spodosols.

Explanation : Spodosols are acidic and poor soils formed by the washing away of nutrients into the soil and are found in the northern conifer/boreal forest regions.

49) d) Southeastern Ohio

Explanation : Southeastern Ohio is unglaciated and is made up of the Appalachian Plateau with hilly landscape that is covered with trees and soil that is unsuitable for farming practices. It is the least likely region to be affected by glaciation.

50) b) False

Explanation : Soil with more organic content are usually dark brown or black in color.

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