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Agricultural Science 1999 Past Questions

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31
Root-knot disease in tomatoes is caused by
  • A. virus
  • B. nematode
  • C. bactrium
  • D. fungus
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32
Callosobruchus maculatus is a common pest of
  • A. maize
  • B. cowpea
  • C. rice
  • D. millet
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33
Gummosis disease of citrus is caused by
  • A. aphids
  • B. fungi
  • C. white flies
  • D. bacteria
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Download WAEC May/June App - Get all past questions and answers, 100% offline - 43208
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
34
Which of the following weeds is dispersed by wind?
  • A. pig weed (boerhavia diffusa)
  • B. goat weed (ageratum conizoides)
  • C. hausa throns (acanthospermum hispidum)
  • D. tridax (tridax procumbens)
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35
The characteristic symptoms of mosaic disease of crops is usually observed on
  • A. roots
  • B. leaves
  • C. stems
  • D. fruits
View Answer & Discuss WAEC 1999
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