MCQ
Which of the following is incorrect about ethylene?
- APromotes root hair formation
- ✓It is natural and derivative of carotenoids
- CIt increases the number of female flowers
- DIt causes synchronisation of flowering and fruit set in pineapples
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$II.$ Promoted bud dormancy
$III.$ Promoted stomatal closure
$IV.$ Promoted abscission layer
Identify the hormone/s which promote/s all these events in plants and choose the correct option
$I.PS-II$ $II$. $NADP$ reductase $III$. non-cyclic photophosphorylation
Select the correct option