Match List-I (Growth Regulators) with List-II (Functions) and select the correct answer:

List-I List-II

a. Auxin 1. Causes uniform ripening in many fruits

b. Ethylene 2. Induces formation of roots on stem cuttings of many ornamental, horticultural and forest trees

c. Gibberellin 3. Used to prolong storage of potato and many fruits

d. Maleic hydrazide 4. Used to delay ripening in lemons

A) a-1, b-2, c-3, d-4 B) a-2, b-1, c-4, d-3 C) a-3, b-4, c-1, d-2 D) a-4, b-3, c-2, d-1

Answer & Solution

Correct Answer: Option B

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List-I	List-II
a. Auxin	1. Causes uniform ripening in many fruits
b. Ethylene	2. Induces formation of roots on stem cuttings of many ornamental, horticultural and forest trees
c. Gibberellin	3. Used to prolong storage of potato and many fruits
d. Maleic hydrazide	4. Used to delay ripening in lemons