- 1(current)
Q. No.Subtopic: Â Abscisic Acid |
 93%
Level 1: 80%+
Hints
In most situations, which of the following acts as an antagonist to GAs?
1. ABA
2. IAA
3. Kinetin
4. Ethylene
Subtopic: Â Abscisic Acid |
 81%
Level 1: 80%+
Hints
Abscisic acid is known as the stress hormone because it
| 1. | breaks seed dormancy |
| 2. | induces flowering |
| 3. | promotes leaf fall |
| 4. | promotes closure of stomata |
Subtopic: Â Abscisic Acid |
 80%
Level 1: 80%+
AIIMS - 2012
Hints
Identify the incorrect statement about ABA growth regulator.
| 1. | It increases the tolerance of plants against different stresses. |
| 2. | It acts as general plant growth inhibitor and inhibitor of metabolism. |
| 3. | It helps in seed maturation and dormancy. |
| 4. | It promotes morphogenesis and differentiation of shoots. |
Subtopic: Â Abscisic Acid |
 76%
Level 2: 60%+
AIIMS - 2017
Hints
Which one of the following acids is a derivative of carotenoids?
1. Indole-butyric acid
2. Indole-3-acetic acid
3. Gibberellic acid
4. Abscisic acid
Subtopic: Â Abscisic Acid |
 79%
Level 2: 60%+
NEET - 2009
Hints
Subtopic: Â Abscisic Acid |
 72%
Level 2: 60%+
AIIMS - 2002
Hints
Subtopic: Â Abscisic Acid |
 90%
Level 1: 80%+
Hints
The term synergistic action of hormones refers to
| 1. | When two hormones act together but bring about opposite effects. |
| 2. | When two Hormones act together and contribute to the same function. |
| 3. | When one Hormone affects more than one function |
| 4. | When many hormones bring about anyone function |
Subtopic: Â Abscisic Acid |
 81%
Level 1: 80%+
Hints
Match the Following:
|
Column I |
Column II |
|
A. IAA B. ABA C. Ethylene D. GA E. Cytokinin |
1. Herring sperm DNA. 2. Bolting 3. Stomatal closure 4. Weed-free lawns 5. Ripening of fruits. |
Codes
| Options: | A | B | C | D | E |
| 1. | 4 | 3 | 5 | 2 | 1 |
| 2. | 5 | 3 | 4 | 2 | 1 |
| 3. | 4 | 1 | 4 | 3 | 2 |
| 4. | 5 | 3 | 2 | 4 | 4 |
Subtopic: Â Auxin Function |Â Gibberellin |Â Cytokinin |Â Ethylene |Â Abscisic Acid |
 93%
Level 1: 80%+
Hints
Plant growth promoters are not involved in
| 1. | Cell division, cell enlargement |
| 2. | Pattern formation, seed formation |
| 3. | Dormancy, Abscission |
| 4. | Fruiting and Flowering |
Subtopic: Â Abscisic Acid |
 65%
Level 2: 60%+
Hints
- 1(current)
Q. No.
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