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प्रश्न
In angiosperms normally on the surface of stigma only ______ pollens germinate successfully.
पर्याय
interspecific
intraspecific
intergeneric
intrageneric
MCQ
रिकाम्या जागा भरा
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उत्तर
In angiosperms normally on the surface of stigma only intraspecific pollens germinate successfully.
Explanation:
Angiosperms use a specialised chemical recognition system to ensure that only pollen from the same species (intraspecific) germinates on the stigma. This "pollen-pistil interaction" prevents cross-breeding between different species and maintains the genetic integrity of the plant.
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