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(A) promotes rapid internode/petiole elo...

(A)_____ promotes rapid internode/petiole elongation in deep water rice plants.

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The correct Answer is:
A-Ethylene
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Read the given statements and identify the plant hormones X,Y and Z. (i) Hormone Y induces flowering in mango and also promotes rapid internode/petiole elongation in deep water rice plants and hence helping leaves or upper part of shoot to remain above water. (ii) Hormone X promotes root growth and root hair formation. (iii) Hormone Z inhibits the seed germination, increases the tolerance of plant to various stresses, play important role in seed development, maturation and dormancy.

Select the PGR, which promote rapid internode or petiole elongation in deep water rice plants.

The hormone which promotes rapid intemodc or petiole elongation in deep water rice plants, also

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Internodes elongation is due to :

The hormone that promotes rapid elongation of intermodes or leaf base in deep water rice plant is ………..

One hormone helps in petiole elongation in deepwater rice plants, while the other stimulates closure of stomata. These are respectively:

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