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      Question

      Which of the following is a 'Physical' method of

      breaking seed dormancy?
      A Stratification Correct Answer Incorrect Answer
      B Scarification Correct Answer Incorrect Answer
      C Leaching Correct Answer Incorrect Answer
      D GA3 treatment Correct Answer Incorrect Answer

      Solution

      Scarification involves physically abrading, nicking, or cracking the hard seed coat. This allows water and oxygen to penetrate the seed, which is otherwise blocked by a mechanical barrier.

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