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ICSE Class 7 Answered

<div>Acc to my book,there is geotropism which has been replaced by gravitropism in your M.C.Q's.</div> <div>So my question is what is positive and negative tropism?</div>
Asked by arymahajan24 | 07 Aug, 2016, 08:27: PM
Expert Answer

Gravitropism is another terms used for geotropism.

Positive gravitropism/geotropism – The growth of plants towards the gravity that is the growth of roots.

Negative gravitropism/geotropism – the growth of the plants against the gravity.

Answered by Hemangi Binny | 08 Aug, 2016, 11:41: AM
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