Imbibition is a purely physical process based on the water potential gradient and the affinity of the imbibant's colloids for water. It occurs equally well in living seeds and seeds that have been killed.
------------------- have little effect on imbibition:
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This question is part of 🌍 Current Affairs within the broader 🌐 Current Affairs & GK subject and appears in the PPSC Punjab Public Service Commission preparation collection. Reviewing the answer together with nearby questions helps reinforce the underlying concept and identify how it may appear in competitive exams.