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CBSE Class 10 Answered

In the video they have told that root shows positive geotropism.I have heard of roots which grow to the surface for example numatafor in mangroove, so how can we saytht roots show positive geitropism?
 
Asked by Anand Sarover | 27 Sep, 2014, 09:57: PM
answered-by-expert Expert Answer

It is true that roots show positive geotropism i.e. they grow deep in the ground away from the sunlight. But pneumatophores are exception and show negative geotropism. They are the lateral roots which grow upwards in plants found in marshy regions.

Answered by Hemangi Binny | 29 Sep, 2014, 08:35: AM
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