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प्रश्न
Which are the three cells found in a pollen grain when it is shed at the three celled stage?
उत्तर
One vegetative cell and two male gametes.
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संबंधित प्रश्न
What is double fertilisation? Describe the process in brief.
Where and how does triple fusion take place?
Describe any two devices in a flowering plant which prevent both autogamy and geitonogamy.
Differentiate between outbreeding and outcrossing.
What happens to the following after fertilization?
Calyx
What are the advantages of the following in the flower to the plant concerned?
Smooth and light pollen
Given ahead is a diagrammatic representation of the process of fertilization. Study the same and then answer the question that follows:
What is the function of the synergids?
What is ‘double fertilization’? Describe it with the help of a neat and well-labeled diagram. Give its importance.
Explain the pollination process in Salvia
Do you think fruits are important for the plant?
Write a short note on Pollen kitt.
Which of the following is the CORRECT sequence of events during double fertilization in Angiosperms?
If the cells of the nucellus in the angiosperm ovule contain 24 chromosomes, then ____________ chromosomes will be present in the endosperm of a self-pollinated flower.
Following diagram represents double fertilization. Identify the INCORRECT label.
Double fertilization is fusion of ______.
Fusion of one of the male gametes with egg nucleus is referred to as ______.
Double fertilization is a distinctive feature of ______.
After fertilization, the seed coat of seeds develops from ______
In the figure given below label the following parts: male gametes, egg cell, polar nuclei, synergid and pollen tube
