Q. No.
For all natural and synthetic compounds involved in growth, which of the following term is used
(1) Auxein
(2) Auxin
(3) GA3
(4) GAs
Auxins
Find the odd one.
| 1. | Initiate rooting in stem cuttings |
| 2. | Promote flowering e.g. Pineapples |
| 3. | Prevent fruit and leaf drop at early stages |
| 4. | Prevent the abscission of older mature leaves and fruits |
In most higher plants, the growing apical bud inhibits the growth of …….. or axillary buds, a phenomenon called………….
(1) Lateral, lateral Dominance
(2) Lateral, Apical Dominance
(3) Apical, Lateral Dominance
(4) Apical, Apical Dominance
For tea plantations, hedge-making, which of the following PGR is used?
1. Auxins
2. Cytokinins
3. GA3
4. ABA
2,4-D widely used to
| 1. | Kill dicot trees |
| 2. | Kill monocot weeds |
| 3. | Kill dicot weeds |
| 4. | Kill monocot shrubs |
Which of the following is not a function performed by Auxin?
(1) Controls Xylem differentiation
(2) Helps in cell division and cell growth inhibition
(3) Used as herbicide
(4) Used to prepare weed free lawns by gardeners
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