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प्रश्न
Fill in the blank:
________is the transfer of pollen grains from the anther of the flower to the stigma of the same or a different flower
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उत्तर
Pollination is the transfer of pollen grains from the anther of the flower to the stigma of the same or a different flower.
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संबंधित प्रश्न
State what is apomixis. Write its significance. How can it be commercially used?
Fill in the blanks:
The male whorl, called the ________ produces ________.
Fill in the blank:
The pollen grains represent the ________.
Once the pollen reaches the stigma, the pollen tube traverses down the ________ to the ovary where fertilization occurs.
Fill in the blanks:
The ______ are coloured to attract the insects that carry the pollen. Some flowers also produce ______ or ______ that attracts insects.
What is adventive polyembryony?
The plant part which consists of two generations, one within the other-
- Pollen grains inside the anther.
- Germinated pollen grain with two male gametes.
- Seed inside the fruit.
- Embryo sac inside the ovule
Choose the correct option.
Which plants exhibit adventive (nucellar) polyembryony?
Which type of polyembryony involves derivatives of two or more megaspore mother cells (MMCs)?
Based on the discovery information provided, in which year was polyembryony first observed in Citrus?
