NEET2024Botany-Plant Growth Regulators
NEET 2024 Botany Auxins MCQ Question
Type: MCQ-conceptual-Medium-Class 11
Auxin is used by gardeners to prepare weed-free lawns. But no damage is caused to grass as auxin
A
does not affect mature monocotyledonous plants.
B
can help in cell division in grasses, to produce growth.
C
promotes apical dominance.
D
promotes abscission of mature leaves only.
Correct Answer
Option A
Detailed Explanation
Auxin selectively affects dicotyledonous weeds and does not harm mature monocotyledonous plants like grass.
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