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प्रश्न
What are the advantages of the following in the flower to the plant concerned?
Smooth and light pollen
उत्तर
Easily carried by wind to enable cross-pollination
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संबंधित प्रश्न
What happens to the following after fertilization?
Calyx
What is the function of the pollen tube? Explain it with the help of a diagram.
Explain the pollination process in Salvia
The question has four options. Choose the correct answer:
When only ovary forms fruits they are known as
The correct order of haploid, diploid, and triploid structure in fertilized embryo sac is
Write a short note on Heterostyly.
Which of the following is the CORRECT sequence of events during double fertilization in Angiosperms?
Find out the CORRECT sequence of events taking place in pollen - pistil interaction.
- Pollen tube enters one of the synergids and bursts to release male gametes.
- Pollen tube enters the ovule through the micropyle of the ovary.
- The pollen tube grows through the stigmatic tissue and then style.
- Pistil recognizes the correct pollen and accepts it.
In the diagram given below, show the path of a pollen tube from the pollen on the stigma into the embryo sac. Name the components of egg apparatus.
Name the nuclei involved in triple fusion.
