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प्रश्न
Answer the following question.
Write the difference in the characteristics of the progeny produced as a result of the two processes.
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उत्तर
As Geitenogamy is a type of self-pollination the progeny is genetically similar to the parent.
Whereas, in the case of Xenogamy the progeny is genetically different from either of the parent. Thus, known as cross-pollination.
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संबंधित प्रश्न
As a senior biology student you have been asked to demonstrate to the students of secondary level in your school, the procedure(s) that shall ensure cross-pollination in a hermaphrodite flower. List the different steps that you would suggest and provide reasons for each one of them.
Why does self-pollination not lead to seed formation in self-incompatible species?
Describe the structure of its microsporangium.
Give one word/term for the following:
Pollination of flowers by birds.
Coelacanth was caught in South Africa. State the significance of the discovery of Coelacanth in the evolutionary history of vertebrates.
- Nucellus
- Antipodals
- Synergids
- Micropyle
Correct definition of pollination is ______
From among the situations given below, choose the one that prevents both autogamy and geitonogamy.
Complete the following table:
| Sr. | Type of pollination | Agent | Kind of flower | Examples |
| (i) | ______ | Wind | ______ | Maize |
| (ii) | Chiropterophily | ______ | Dull colour, with strong fragrance, abundant nectar | Adansonia |
| (iii) | Entamophily | Insects | ______ | Rose/Jasmine |
| (iv) | Ornithophily | ______ | Brightly coloured, large and showy. They secrete profuse, dilute n ectar | ______ |
Geitonogamy is characterized by which of the following?
