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Agricultural Science Past Questions

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2451

The new rock formed when limestone is subjected to great heat and pressure is

  • A. slate
  • B. graphite
  • C. marble
  • D. gneiss
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2452

Which of the following pairs of raw materials is used in the canning industry

  • A. meat and fish
  • B. cotton and sea
  • C. hide and skin
  • D. pulpwood and cocoa
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2453

Microorganisms that decompose organic matter will function best under 

  • A. waterlogged soil condition
  • B. anaerobic soil condition
  • C. low soil tempertaure
  • D. optimum soil PH
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2454

In an experiment determine the percentage of organic matter in a soil sample, the following data was collected; weight of over-dried soil before burning = 50g
weight of over-dried soil after burning = 28g. Use the information to answer this question.

Calculate the weight of organic matter in the soil

  • A. 11g
  • B. 22g
  • C. 44g
  • D. 78g
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2455

In an experiment determine the percentage of organic matter in a soil sample, the following data was collected; weight of over-dried soil before burning = 50g
weight of over-dried soil after burning = 28g. Use the information to answer this question.

Determine the percentage of organic matter in the soil 

  • A. 22%
  • B. 44%
  • C. 56%
  • D. 60%
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