One of the synthetic auxin is:
1. NAA
2. IAA
3. GA
4. IBA
1. vessels and tracheid differentiation
2. leaf abscission
3. annual plants
4. floral parts.
Parthenocarpic tomato fruits can be produced by:
1. | removing androecium of flowers before pollen grains are released |
2. | treating the plants with low concentrations of gibberellic acid and auxins |
3. | raising the plants from vernalised seeds |
4. | treating the plants with phenylmercuric acetate |
How does pruning help in making the hedge dense?
1. | It includes the differentiation of new shoots from the rootstock |
2. | It frees axillary buds from apical dominance |
3. | The apical shoot grows faster after pruning |
4. | It releases wound hormones |