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5 Written questions

5 Matching questions

  1. r
  2. f
  3. O
  4. o
  5. E
  1. a occurs in highly weathered tropical soils, with residual accumulation of sesquioxides
  2. b organic horizon in various stages of decomposition >20% organic
  3. c Weathered bedrock, C
  4. d Eluviation
  5. e Frozen soil

5 Multiple choice questions

  1. the study of soils as media for plant growth
  2. cementation C horizon
  3. slightly decomposed only with O
  4. metal ion that fits in a particular location of an enzyme to complete a metabolic or reproductive process
  5. A soil formed on a landscape in the past with distinctive morphological features resulting from a soil-forming environment that no longer exists at the site

5 True/False questions

  1. OxygenO2, H2O, CO2 carbohydrates

          

  2. Oceanoccurs in highly weathered tropical soils, with residual accumulation of sesquioxides

          

  3. oxidationloss of electrons

          

  4. soil profilethe status of soil with respect to the amount and availability to plants of elements to the growth of plants

          

  5. humusmostly stable fraction of soil organic matter remaining after the major portion of plant and animal residues have decomposed