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WAEC Agricultural Science 2025 Question 26

Question 26

Crop Propagation

The budding of sweet orange scion on sour orange stock is to prevent

  1. A.gummosis.
  2. B.canker.
  3. C.citrus scab.
  4. D.powdery mildew.
Show the answer and explanation

Answer: A (gummosis.)

Explanation

Sour orange rootstock resists gummosis (foot rot).