alleryABA mostly acts as an antagonist of:
ASunlight hours
BGibberellins
CEthylene gas
DWater uptake
Answer & Solution
Correct answer: B. Gibberellins
1. ABA inhibits growth and germination.
2. Gibberellins promote them.
3. So ABA works against gibberellins.
_Source: syllabus Biology, Chapter 15, Plant Growth and Development._
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