CBSE Class 11-science Answered

leaf fall occurs when a. auxin decreases b. gibberellin decreases c. auxin increases d. ABA decreases

Asked by kaintkaku | 21 Apr, 2018, 11:12: PM

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Due to a reduction in photosynthesis, this may trigger the abscission of leaves (separation of leaves) and this abscission layer is produced when auxin content falls below a minimum causing leaf or other plant part to fall off.

Answered by Sivanand Patnaik | 22 Apr, 2018, 03:51: PM

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leaf fall occurs when a. auxin decreases b. gibberellin decreases c. auxin increases d. ABA decreases

Asked by kaintkaku | 21 Apr, 2018, 11:12: PM

ANSWERED BY EXPERT

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Name the plant and its part from which auxin was isolated by F. W. Went.