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प्रश्न
What are the different adaptations shown by bird-pollinated flowers?
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उत्तर
Ornithophilous plants shows the following adaptations:
- Flowers are usually brightly coloured, large, and showy.
- They secrete profuse, dilute nectar.
- Pollen grains are sticky and spiny.
- Flowers are generally without fragrance, as birds have a poor sense of smell.
संबंधित प्रश्न
Why does self-pollination not lead to seed formation in self-incompatible species?
The transfer of pollen grains from the anther to the stigma of the same or of another flower of the same kind is known as ______.
Exine and intine are the parts of
Give one word/term for the following:
When stigma and anthers do not grow up to the same height, which favors only cross-pollination.
Give one word/term for the following:
Pollination of flowers by insects.
Differentiate between geitonogamy and xenogamy (allogamy).
Explain water pollination in detail with its types.
Both chasmogamous and cleistogamous flowers are present in ______.
Which type of pollination does the figure indicate?
Name the following:
Aquatic plants which are anemophilous.
