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प्रश्न
The growth of a pollen tube towards the ovule caused by a sugary substance as stimulus is an example of :
(a) phototropism
(b) chlorotropism
(c) gravitropism
(d) chemotropism
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उत्तर
(d) chemotropism
The growth of pollen tubes towards the ovule caused by a sugary substance is an example of chemotropism.
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या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
