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Plant Kingdom — BIOLOGY STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceBIOLOGYPlant Kingdom2 Marks
Question
Write a brief note on germination of pollen grains.
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Answer

Pollen grains are deposited on the stigma of gynoecuim. Because of hydration pollen grains germinate by forming a pollen tube. The pollen tube penetrates the gynoecium and traverses down to reach the ovum.

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