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प्रश्न
In the figure given below label the following parts: male gametes, egg cell, polar nuclei, synergid and pollen tube
उत्तर
The following are the parts of this figure
APPEARS IN
संबंधित प्रश्न
Why do you think the zygote is dormant for sometime in a fertilised ovule?
Explain the events up to double fertilisation after the pollen tube enters one of the synergids in an ovule of an angiosperm.
Name of the part of the ovary which gives rise to:
Seed ______
Do you think fruits are important for the plant?
Describe the process of double fertilization.
Syngamy results in the formation of ______.
In Haplopappus gracilis, number of chromosomes in cells of nucellus is 4. What will be the chromosome number in Primary endosperm cell?
In majority of plants pollen is liberated at
Write a short note on Heterostyly.
Give a concise account of the steps involved in the fertilization of an angiosperm plant.
Which of the following happens during triple fusion?
What would be the number of chromosomes in the megaspore mother cell of the plant if an endosperm of an angiosperm has 24 chromosomes?
Double fertilization was first discovered by Nawaschin (1898) in ______.
Double fertilization is characteristic of ______.
The female gametophyte of a typical dicot at the time of fertilisation is ______.
The total number of nuclei involved in double fertilisation in angiospersm are ______.
Double fertilization is a distinctive feature of ______.
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.
Name the part of gynoecium that determines the compatible nature of pollen.
What is Siphonogamy?
