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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
Mention two strategies that evolved to prevent self-pollination in flowers.
Differentiate between the following:
Self pollination and cross pollination.
State four features of flowers pollinated by insects.
Give four adaptations shown by flowers pollinated by wind.
Put a tick mark (✓) against the correct alternative in the following statements
Vegetative propagation is not observed in:
Explain water pollination in detail with its types.
Give an account of any two biotic agents for pollination along with their adaptations.
Which of the following is not a water pollinated plant?
Which type of pollination does the figure indicate?
Briefly discuss any two methods by which plants avoid self-pollination.
