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Deepika Deepika

Class 10th
Science
3 years ago

plz answer

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Abhishek Mishra

3 years ago

Option C is ✅ Both temperature and humidity.. The period for which the pollen grains retain the ability to germinate on landing on the stigma is known as pollen viability. It is highly variable and depends on prevailing temperature and humidity . It is 30 minutes in rice and wheat. Several months in Leguminosae, Rosaceae and Solanaceae.

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