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WAEC Agricultural Science 1998 Question 35

Question 35

Crop Diseases

Gummosis is caused by a

  1. A.fungus
  2. B.virus
  3. C.bacterium
  4. D.nematode
  5. E.protozoan.
Show the answer and explanation

Answer: A (fungus)

Explanation

Citrus gummosis is caused by the fungus Phytophthora.