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प्रश्न
Differentiate between self-pollination and cross-pollination.
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उत्तर
Self-pollination: This occurs when pollen grains from a flower’s stamens land on the stigma of the same flow.
Cross-pollination: Cross pollination occurs when pollen grains from one flower’s stamens land on the stigma of another blossom.
संबंधित प्रश्न
Match the following:
| Column A | Column B |
| (i) Stigma | (a) Neuron |
| (ii) Pepsin | (b) Carpel |
| (iii) Dendrites | (c) Protein |
| (d) Stamen |
Where is the female gamete formed in flowering plants?
How do the insects help in cross-pollination?
What changes take place in the flower after fertilisation which lead to the formation of seeds and fruit?
Give scientific reason.
Fertilization in plants is called double fertilization.
Draw a neat and labelled diagram.
Double fertilization in angiosperms
Explain the sexual reproduction process in plants with a diagram.
The flower of the Hibiscus plant is ______
In a bisexual flower inspite of the young stamens being removed artificially, the flower produces fruit. Provide a suitable explanation for the above situation.
What are the agents for pollination?
