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प्रश्न
(i) Name the part marked 'A' in the diagram.
(ii) How dose 'A' reachese part 'B'?
(iii) State the importance of the part 'C'.
(iv) What happens to the part marked 'D' after fertilisation is over?
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उत्तर
(i) Part ‘A’ labelled is pollen grain.
(ii) Part ‘B’ is stigma. The pollen grain reaches the stigma during pollination.
(iii) Part ‘C’ is the pollen tube. The pollen tube carries the gametes to the embryo sac for fertilisation.
(iv) Part ‘D’ is the egg cell. After fertilisation with the male gametes, the egg cell forms the zygote.
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संबंधित प्रश्न
Mention the changes a flower undergoes after fertilisation.
What is the name of female organ of a flower (other than carpel)?
Fill in the following blank with suitable word :
The ovule becomes a .......... after fertilisation.
Draw a neat sketch of the carpel of a flower. Mark in it stigma, style and ovary.
What is made in ovary of a flower?
Name the part of a seed which contains stored food.
In what ways is fertilisation in a plant different from fertilisation in a human?
Fill in the blank:
Seeds are formed from________.
Pollen grains are produced by ______
Name the reproductive parts of an angiosperm. Where are these parts located? Explain the structure of its male reproductive part.
