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Q. No.Subtopic: Growth Hormones & Auxin | Auxin Function |
91%
Level 1: 80%+
Hints
Which of the following is not correct about Gibberellins?
| 1. | Another kind of promotors PGR |
| 2. | There are more than 100 Gibberellins |
| 3. | Found in Fungi and higher plants |
| 4. | The first and most intensively studied form of Gibberellins is GA2 |
Subtopic: Gibberellin |
94%
Level 1: 80%+
Hints
Which of the following is not a Physiological effect of Gibberellins?
| 1. | Increase in the length of the grape stalks |
| 2. | They cause fruits like Apple to elongate and improve it's shape |
| 3. | They also delay senescence |
| 4. | They can shorten the market period for fruits |
Subtopic: Gibberellin |
85%
Level 1: 80%+
Hints
Spraying sugarcane crop with gibberellins increases the length of the stem and increase the length by
| 1. | 20 tonnes per Km |
| 2. | 20 tonnes per acre |
| 3. | 40 tonnes per acre |
| 4. | 40 tonnes per Km |
Subtopic: Gibberellin |
93%
Level 1: 80%+
Hints
Subtopic: Gibberellin |
81%
Level 1: 80%+
Hints
Gibberellins does not promote bolting in
| 1. | Beet |
| 2. | Cabbage |
| 3. | Plants with rosette habit |
| 4. | Pineapple |
Subtopic: Gibberellin |
88%
Level 1: 80%+
Hints
Cytokinins
| 1. | Helps to produce new leaves |
| 2. | Helps to produce chloroplasts in leaves |
| 3. | Lateral shoot growth, Adventitious Shoot Formation |
| 4. | All of these |
Subtopic: Cytokinin |
97%
Level 1: 80%+
Hints
Cytokinin
Which of the following is not correct?
| 1. | Help to overcome apical dominance |
| 2. | They promote nutrient mobilisation and helps in the delay of leaf senescence |
| 3. | Lateral Shoot Growth |
| 4. | Formation of Tap root |
Subtopic: Cytokinin |
84%
Level 1: 80%+
Hints
Which of the following hormones is synthesised in large amounts by tissues undergoing senescence and ripening fruits?
| 1. | Ethylene | 2. | ABA |
| 3. | Auxins | 4. | GA3 |
Subtopic: Ethylene |
93%
Level 1: 80%+
Hints
Influences of Ethylene in plants do not include
| 1. | Horizontal growth of seedlings |
| 2. | Swelling of the axis |
| 3. | Apical hook formation in dicot seedlings |
| 4. | Lateral shoot growth |
Subtopic: Ethylene |
81%
Level 1: 80%+
Hints
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