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प्रश्न
State four features of flowers pollinated by insects.
उत्तर
1. Flowers large and brightly coloured.
2. Pollen grains covered with pollen kit, rough and sticky.
3. Sepals and petals well developed.
4. Nectar gland present.
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संबंधित प्रश्न
Lever mechanism of pollination is observed in
- Salvia
- Jasmine
- Bougainvillea
- Butea
Why does self-pollination not lead to seed formation in self-incompatible species?
Draw a diagram of a section of a megasporangium of an angiosperm and label funiculus, Micropyle, embryosac and nuclleus.
Write two ways in which pollination may occur in plants.
Name of the parts of the ovary which give rise to:
Fruit wall ______
Mention any two contrivances in flowers which favour cross-pollination.
Mention various adaptations for wind pollination.
Which of these is a condition that makes flowers invariably autogamous?
Which type of flower has ovary superior?
Choose the correct statement from the following:
