MHT CET · BIOLOGY · STD 12 - 7. Plant Growth and Mineral Nutrition
Which one of the following pair of plant hormones inhibit flowering in some plants?
- A Auxin and Ethylene
- B Cytokinin and Ethylene
- C Ethylene and abscissic acid
- D Gibberellin and abscissic acid
Answer & Solution
Correct Answer
(C) Ethylene and abscissic acid
Step-by-step Solution
Detailed explanation
Ethylene inhibits flowering in most of the plants except pineapple.
Abscissic acid inhibits flowering in long day plants but stimulates flowering in short day plants.
Abscissic acid inhibits flowering in long day plants but stimulates flowering in short day plants.
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