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प्रश्न
Transmitting tissue is found in
विकल्प
Micropylar region of ovule
Pollen tube wall
Stylar region of gynoecium
Integument
उत्तर
Stylar region of gynoecium
संबंधित प्रश्न
Explain the events up to double fertilisation after the pollen tube enters one of the synergids in an ovule of an angiosperm.
During double fertilization second male gamete fuses with ___________.
What happens to the following after fertilization?
Calyx
What happens to the following after fertilization?
Stamens
What are the advantages of the following in the flower to the plant concerned?
Smooth and light pollen
Given ahead is a diagrammatic sketch of the sectional view of a germinating pollen grain. Study the same and then answer the question that follows:
Where does the germination of the pollen grain take place and how?
Given ahead is a diagrammatic representation of the process of fertilization. Study the same and then answer the question that follows:
Name the parts labelled 1, 2, 3, 4, 5 and 6.
What is ‘double fertilization’? Describe it with the help of a neat and well-labeled diagram. Give its importance.
Expand the following abbreviation IW.
Explain the pollination process in Salvia
Explain double fertilization and its significance.
Even though each pollen grain has 2 male gametes, why at least 20 pollen grains are required to fertilize 20 ovules in a particular carpel?
After fertilization the ovule becomes ______.
Assertion: Sporopollenin preserves pollen in fossil deposits
Reason: Sporopollenin is resistant to physical and biological decomposition
What is polyembryony? How it can commercially exploited.
Which of the following happens during triple fusion?
Through which route the pollen tube can enter the ovule?
Double fertilization is fusion of ______.
What is the function of the two male gametes produced by each pollen grain in angiosperms?
