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Match the following columns and identify the correct match
Column I Column II
i. Auxins a. Increase in surface area of water absorption
ii. Gibberellic acid b. Root formation on stem cuttings
iii. Cytokinin c. Increase in surface area of water evaporation
iv. Ethylene d. Quick maturity of conifers
i ii iii iv
1. b c a d
2. b d c a
3. d a b c
4. c b d a

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answer is B.

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Detailed Solution

Auxins	Root formation on stem cuttings
Gibberellic acid	Quick maturity of conifers
Cytokinin	Increase in surface area of water evaporation
Ethylene	Increase in surface area of water absorption

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