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प्रश्न
Draw a diagram of a section of a megasporangium of an angiosperm and label funiculus, Micropyle, embryosac and nuclleus.
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उत्तर
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संबंधित प्रश्न
Lever mechanism of pollination is observed in
- Salvia
- Jasmine
- Bougainvillea
- Butea
Mention two strategies that evolved to prevent self-pollination in flowers.
Draw an L.S. of pistil showing pollen tube entering into the embryo sac. Label the following:
- Nucellus
- Antipodals
- Synergids
- Micropyle
Name the two types of pollination.
Give an account of various abiotic agencies used in pollination along with their adaptations for pollination.
Anemophily type of pollination is found in ______.
Feathery stigma occurs in ______.
Which type of flower has ovary superior?
The flower which does not open at all are called ______.
Autogamy can occur in a chasmogamous flower if ______.
