NEET Botany Seed Dormancy MCQ Question
Which of the following statements about seed dormancy is correct?
Seed dormancy can be overcome by mechanical abrasion and chemical application.
Seed dormancy is exclusively caused by the seed coat and cannot be influenced by environmental factors.
Chilling conditions are ineffective in breaking seed dormancy.
Seed dormancy can only be overcome by exposure to light.
Correct Answer
Detailed Explanation
Statement A is correct as it mentions that mechanical abrasions and chemical applications can help overcome seed dormancy. Statement B is incorrect since environmental factors can also influence dormancy. Statement C is wrong because chilling conditions can indeed aid in breaking dormancy. Statement D is misleading as light exposure is not the only method for overcoming dormancy.
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