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प्रश्न
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?
उत्तर
Synergids help in nourishing the egg cell, guiding the pollen tube towards the egg, proper functioning of the pollen tube and release of sperm nuclei.
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संबंधित प्रश्न
During double fertilization second male gamete fuses with ___________.
Match the items in Column A with those in Column B.
|
Column A |
Column B |
|
(a) Generative nucleus |
(i) Pollen tube |
|
(b) Germ pore |
(ii) Endosperm nucleus |
|
(c) Exine |
(iii) Testa |
|
(d) Secondary nucleus |
(iv) Fertilization |
|
(e) Integument |
(v) Male nuclei |
|
(f) Egg nucleus |
(vi) Rough |
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:
Name the parts labelled 1, 2, 3, 4 and 5.
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 a fruit?
Why fertilization process in angiosperms is called as double fertilization?
Give a concise account of the steps involved in the fertilization of an angiosperm plant.
Which of the following is the CORRECT sequence of events during double fertilization in Angiosperms?
From the following identify the fate of the male gametes discharged in the synergid.
Double fertilization is a distinctive feature of ______.
