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

 

Subtopic:  Auxin Function | Gibberellin | Cytokinin | Ethylene | Abscisic Acid |
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Match the following concerning the activity/function and the phytohormone involved:-

(a) Fruit ripener (i) Abscisic acid
(b) Herbicide (ii) GA 3
(c) Bolting agent (iii) 2, 4-D
(d) Stress hormone (iv) Ethephon

Select the correct option from following:-

(a) (b) (c) (d)
1. (ii) (iii) (iv) (i)
2. (iii) (iv) (ii) (i)
3. (iv) (iii) (ii) (i)
4. (iv) (ii) (i) (iii)
Subtopic:  Growth Hormones & Auxin | Gibberellin | Ethylene | Abscisic Acid |
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Match the following concerning the activity/function and the phytohormone involved :-

(a) Fruit ripener         (i) Abscisic acid

(b) Herbicide             (ii) GA 3

(c) Bolting agent       (iii) 2, 4-D

(d) Stress hormone   (iv) Ethephon

Select the correct option from following :-

(1) (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)

(2) (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)

(3) (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)

(4) (a)-(iv), (b)-(ii), (c)-(i), (d)-(iii)

Subtopic:  Growth Hormones & Auxin | Gibberellin | Ethylene | Abscisic Acid |
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Match List I with List II:
List I List II
A. Abscisic acid I. Induce parthenocarpy
B. Gibberellin II. Delay senescence
C. Auxin III. Regulates dormancy
D. Ethylene IV. Promotes root growth
Choose the correct answer from the options given below:
1.  A - (III); B - (II); C - (I); D - (IV)
2.  A - (II); B - (I); C - (IV); D - (III)
3.  A - (III); B - (II); C - (IV); D - (I)
4.  A - (I); B - (II); C - (III); D - (IV)
Subtopic:  Growth Hormones & Auxin | Gibberellin | Ethylene | Abscisic Acid |
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Assertion(A): ABA is one of the most widely used PGRs in agriculture.
Reason(R): Ethylene regulates many physiological processes.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Ethylene | Abscisic Acid |
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Assertion(A): ABA is called stress hormones.
Reason(R): ABA stimulates the opening of the stomata.
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true, but (R) is not the correct explanation of (A).
3. (A) is true, but (R) is false.
4. (A) is false, but (R) is true.
Subtopic:  Abscisic Acid |
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