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NEET 2020
Exam
NEET
Year
2020
Subject
Botany
Chapter
Plant - Growth and Development

NEET 2020 · Botany · Plant - Growth and Development

Inhibitory substances in dormant seeds cannot be removed by...

Inhibitory substances in dormant seeds cannot be removed by subjecting seeds to:

Options

  1. AGibberellic acid
  2. BNitrate
  3. CAscorbic acid
  4. DChilling conditions

Correct answer

C. Ascorbic acid

Step-by-step solution

The impermeable and hard seed coat, presence of para-ascorbic acid and phenolic acids, presence of chemical inhibitors such
as abscisic acids and reduced water availability causes seed dormancy.

Effect of inhibitory substances can be removed by subjecting the seeds to chilling conditions or by application of certain chemicals like nitrates and gibberellic acid.

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