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Agricultural Science 2013 JAMB Past Questions

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6
The classification of soils into sand, loam and
clay is largely determine by the percentage of
  • A. mineral matter
  • B. organic matter
  • C. soil water
  • D. soil air
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7
An example of igneous rock is
  • A. marble
  • B. basalt
  • C. slate
  • D. dolomite.
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8
The most devastating agent of erosion is
  • A. wild wind
  • B. slope
  • C. run-off water
  • D. rodents.
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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9
A farming practice that encourages the depletion of soil fertility is
  • A. planting of cover crops
  • B. crop rotation
  • C. manual weeding
  • D. continuous cropping
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10
The kind of tillage method most suitable for
maize is
  • A. zero tillage
  • B. minimum tillage
  • C. maximum tillage
  • D. contour ridges
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WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
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