Advertisements
Advertisements
प्रश्न
Describe any three adaptations in hydrophilous flowers.
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.
APPEARS IN
संबंधित प्रश्न
Why do moss plants produce very large number of male gametes? Provide one reason. What are these gametes called?
Describe the characteristic features of wind pollinated flowers.
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 ______.
Complete the following chart and rewrite.
| Sr.No. | Agencies | type of pollination |
| 1 | Water | .................... |
| 2 | ........................... | Entomophily |
| 3 | Bat | .................... |
| 4 | ....................... | Ornithophily |
(Or)
Explain outbreeding devices in angiospermic plants.
Anemophily type of pollination is found in ______.
Which of the following plant contain unisexual flower?
Advantage of cleistogamy is:
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is ______
Mention any one example of the hydrophilous flower.
Give any four floral adaptations for chiropterophily.
