Identify the incorrectly matched pair:

Scientist PGR discovery
1. Cousins Ethylene
2. Kurosawa Gibberellin
3. Skoog and Miller ABA
4. F. W. Went Auxin
Subtopic:  Gibberellin | Cytokinin | Ethylene | Abscisic Acid |
 82%
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In most situations, which PGR acts as an antagonist to GAs?

1. ABA 2. Ethylene
3. Cytokinin 4. Giberrellin
Subtopic:  Gibberellin | Abscisic Acid |
 84%
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Match the following :

A. IAA i. Herring sperm DNA
B. ABA ii. Bolting
C. Ethylene iii. Stomatal closure
D. GA iv. Weed-free lawns
E. Cytokinins v. Ripening of fruits

Options:

A B C D E
1. iv iii v ii i
2. v iii iv ii i
3. iv i v iii ii
4. v iii ii i iv

Subtopic:  Growth Hormones & Auxin | Gibberellin | Cytokinin | Ethylene | Abscisic Acid |
 91%
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To promote stem elongation, gibberellins act in concert with:

1. Auxins 2. Cytokinins
3. Ethylene 4. ABA
Subtopic:  Growth Hormones & Auxin | Auxin Function | Gibberellin |
 53%
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Consider the given two statements:
I: Spraying sugarcane crop with gibberellins increases the yield by as much as 20 tonnes per acre.
II: Sugarcane stores carbohydrates as sugar in their stems and spraying sugarcane crop with gibberellins increases the length of the stem.
1. Both I and II are correct and II explains I
2. Both I and II are correct but II does not explain I
3. I is correct but II is incorrect
4. I is incorrect but II is correct
Subtopic:  Gibberellin |
 88%
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