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WAEC Agricultural Science 1996 Question 30

Question 30

Crop Diseases

A common disease of onion is

  1. A.leaf spot
  2. B.root knot
  3. C.leaf blight
  4. D.twister
  5. E.mosaic
Show the answer and explanation

Answer: D (twister)

Explanation

Twister disease (a fungal disease) twists onion leaves.