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Agricultural Science 1997 WAEC Past Questions

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11
Crops grown in nitrogen deficient soil show the following characteristics except
  • A. poor setting of fruit
  • B. stunted growth
  • C. chlorosis in growing crops
  • D. yellowing of lower leaves
  • E. timely ripening of fruits
View Answer & Discuss WAEC 1997
12
Which of the following is not a function of organic matter in the soil?
  • A. conserving soil water
  • B. preventing soil erosion
  • C. preventing leaching in soil
  • D. inhibiting seed germination
  • E. stabilising the structure of the soil
View Answer & Discuss (1) WAEC 1997
13
The following crops can be grown as cover crops except
  • A. pueraria phaseoloides
  • B. stylozanthes gracillis
  • C. centrosema pubescens
  • D. nicotiana tabacum
  • E. calopogonium mucunoides
View Answer & Discuss WAEC 1997
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14
Effects of overgrazing on soil include the following except
  • A. exposure of soil to erosion
  • B. depletion of soil nutrients
  • C. soil compaction
  • D. improvement of soil structure
  • E. exposure of soil to direct rays of the sun
View Answer & Discuss WAEC 1997
15
A farm practice which assists in maintaining the structure and fertility of soil and reduction in risk of the sun infestation is
  • A. bush burning
  • B. organic manuring
  • C. crop rotation
  • D. mulching
  • E. fertilizer application
View Answer & Discuss WAEC 1997
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WAEC offline past questions - with all answers and explanations in one app - Download for free
Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709