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प्रश्न
What is ornithophily?
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उत्तर
Pollination by birds is called ornithophily.
APPEARS IN
संबंधित प्रश्न
Lever mechanism of pollination is observed in
- Salvia
- Jasmine
- Bougainvillea
- Butea
With the help of a suitable example, explain protandry.
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 ______.
Name of the parts of the ovary which give rise to:
Fruit wall ______
Wind pollination is common in ______.
From among the situations given below, choose the one that prevents both autogamy and geitonogamy.
Feathery stigma occurs in ______.
In some plants anther and stigma mature at the same time this condition is called ______.
Describe any three adaptations in anemophilous flowers.
Consider the following statements depicting adaptation of flowers to carryout successful pollination.
- Stigma is long, sticky and unwettable.
- Sepals, petals or perianth (if present) have waxy coating.
- Stamens with long filament and versatile anthers.
- Tubular corolla is seen.
- Flowers are noctumal.
Which of the above statements clearly depict hydrophily?
