Question

only three questions friends and dears and gentlemans :-


Are roots positively hydrotropic or negatively hydrotropic?

Where you can found presence of gibberellin?

The name gibberellin was introduced by whom?​

Answer 1

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QUESTION 1 : Are roots positively hydrotropic or negatively hydrotropic?

ANSWER 1 : The roots generally grow towards the source of water and hence roots are said to be positively hydrotropic.

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QUESTION 2 : Where you can found presence of gibberellin?

ANSWER 2 : Gibberellin generally occurs in mature seeds, germinating seedlings, growing leaf, growing tissues of cotyledons, apical buds,etc.

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QUESTION 3 : The name gibberellin was introduced by whom?

ANSWER 3 : The name GIBBERELLIN was introduced by Yabuta (1935) but Kurosawa (Japanese scientist) discovered GIBBERELLIN hormone from a fungus GIBBERELLA FUJIKUROI which cause extensive growth in infected plants.

Answer 2

❄️ The roots generally grow towards the source of water and hence roots are said to be positively hydrotropic.However, shoots are negatively hydrotropic since they grow away from the source of water.

❄️ Gibberellin generally occurs in mature seeds, germinating seedlings, growing leaf, growing tissues of cotyledons, apical buds,etc.

❄️ The name GIBBERELLIN was introduced by Yabuta (1935) but Kurosawa (Japanese scientist) discovered GIBBERELLIN hormone from a fungus GIBBERELLA FUJIKUROI which cause extensive growth in infected plants.