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प्रश्न
Describe any three adaptations in hydrophilous flowers.
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उत्तर
- Flowers are small and inconspicuous.
- Perianth and other floral parts are unwettable.
- Pollen grains are long and unwettable due to the presence of mucilage.
- Nectar and fragrance are lacking in flowers.
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संबंधित प्रश्न
Mention two strategies that evolved to prevent self-pollination in flowers.
Can a unisexual flower be self pollinated?
Answer the following question.
Write the difference in the characteristics of the progeny produced as a result of the two processes.
Name the two types of pollination.
Differentiate Between Cross Pollination and Self Pollination:
Mention various adaptations for wind pollination.
Triple fusion in Capsella bursa pastoris is fusion of male gamete with ______.
Which one of the following may require pollinators, but is genetically similar to autogamy?
Name the following:
Aquatic plants which are anemophilous.
Identify the set of correct statements:
- The flowers of Vallisneria are colourful and produce nectar.
- The flowers of waterlily are not pollinated by water.
- In most of water-pollinated species, the pollen grains are protected from wetting.
- Pollen grains of some hydrophytes are long and ribbon like.
- In some hydrophytes, the pollen grains are carried passively inside water.
Choose the correct answer from the options given below:
