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प्रश्न
What changes take place in the flower after fertilisation which lead to the formation of seeds and fruit?
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उत्तर
After fertilisation, the eggs in the ovule grow and develop into seeds. The ovule develops a thick coating and forms the seed, whereas the ovary develops into a fruit that contains the seed.
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संबंधित प्रश्न
What is pollination?
Where are a plant's sex organs located?
Fill in the following blank with suitable word :
The male organ of reproduction in the flower is the.......... .
Explain the term 'fertilisation'.
The length of pollen tube depends on the distance between :
(a) pollen grain and upper surface of stigma
(b) pollen grain on upper surface of stigma and ovule
(c) pollen grain in anther and upper surface of stigma
(d) upper surface of stigma and lower part of style
Mention the function of Flower.
Mention the function of Stigma.
Pollen grains are formed by _________ division in locules of anthers.
Calyx : Sepals : : Corolla : ________________
Bisexual : Hibiscus : : Unisexual : ___________
In which part of the flower germination of pollen grains takes place?
Generally, in a pollen tube, which of the following moves to the tip of the tube?
What would be the number of chromosomes of the aleurone cells of a plant with 42 chromosomes in its roots tip cells?
In a flowering plant, archesporium gives rise to ______.
Pineapple fruit develops from ______.
What would be the number of chromosomes in the cells of the aleurone layer in a plant species with 8 chromosomes in its synergids?
Variations occur as a result of ______
Which among the following statements are true for sexual reproduction in flowering plants?
- It requires two types of gametes
- Fertilisation is a compulsory event
- It always results in formation of zygote
- Offspring formed are clones
Trace the path a male gamete takes to fertilise a female gamete after being released from the penis.
