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  • Name a hormone which (a) is gaseous in nature (b) is responsible for phototropism (c) induces femaleness in flowers of cucumber

Name a hormone which
(a) is gaseous in nature
(b) is responsible for phototropism
(c) induces femaleness in flowers of cucumber
(d) is used for killing weeds (dicots)
(e) induces flowering in long-day plants

Answers (1)

Ans.

(a) Ethylene hormone is gaseous in nature.
(b) Auxin is responsible for phototropism.
(c) Ethylene hormone induces female characters in flowers of cucumbers.
(d) Synthetic auxin (2,4-D) is used to kill weeds
(e) Gibberellin hormone induces flowering in long-day plants

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