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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
Match the following:
| Column A | Column B |
| (i) Stigma | (a) Neuron |
| (ii) Pepsin | (b) Carpel |
| (iii) Dendrites | (c) Protein |
| (d) Stamen |
Name the parts labelled as A, B, C and D in the diagram given below:-
Name the parts labelled as A, B, C and D in the diagram given below:
Fill in the following blank with suitable word :
The term used to refer to the transfer of pollen from the stamen of one flower to the carpel of another flower of the same species is...........
Which of the following statements are true for flowers?
(i) Flowers are always bisexual.
(ii) They contain sexual reproductive organs.
(iii) They are produced in all groups of plants.
(iv) after fertilization they give rise to fruits.
The correct sequence of reproductive stages occurring in flowering plants is ______.
Fill in the blank:
Seeds are formed from________.
State whether the following statement is true (T) or false (F):
Stamens make egg cells.
What are the male and female gametes in a flowering plant?
Draw a labelled diagram of a bisexual flower.
You have to perform the experiment, "To identify the different parts of an embryo of a gram seed." Describe the procedure that you would follow.
Explain sexual reproduction in plants.
Pollen grains from anther are transferred to the stigma.
Which of the following are the chemical components of the wall of pollen tube?
The flower of the Hibiscus plant is ______
Pollen grains are produced by ______
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
Draw the diagram of a flower and label the four whorls. Write the names of gamete producing organs in the flower.
In male reproductive whorl of a flower the archesporial cells are formed by ______.
