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Standard XII
Biology
Pteridophytes
The growth of...
Question
The growth of pollen tube towards the ovule is an example of ____.
A
phototropism
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B
geotropism
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C
hydrotropism
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D
chemotropism
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Solution
The correct option is
D
chemotropism
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Q.
Growth of pollen tube towards ovule is an example of
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The growth of a pollen tube towards ovule is caused by _________.
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Growth of pollen tubes towards ovule is an example of _________.
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Growth of pollen tube towards the ovule is due to:
Q.
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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