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Illustrate pollination in vallisneria...

Illustrate pollination in vallisneria

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Wind pollination is common in grasses and water pollination in vallisneria. Give the features of these plants to facilitate pollination.

The given figure show the pollination by water in Vallisneria. Find out the correct matching.

Illustrate coupling reaction with example.

When the pollen is transferred from anther to the stigma of same flower, the pollination is called autogamy. Geitonogamy is functionally cross pollination, but genetically similar to autogamy. Justify the statement.

Wind pollination is common in

Flowering plants have major devices to discourage self pollination and to increase cross pollination. Point out any four devices.

MAXIMUM PUBLICATION-SEXUAL REPRODUCTION IN FOLLOWING PLANTS-EXERCISE
  1. Flowering plants evolved an array of adaptations to achieve pollinatio...

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  2. Flowering plants evolved an array of adaptations to achieve pollinatio...

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  3. Illustrate pollination in vallisneria

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  4. Artificial hybridisation is one of the major approaches for crop impro...

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  5. Artificial hybridisation is one of the major approaches for crop impro...

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  6. In many grasses seeds are formed only after fertilization. There are r...

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  7. The diagramatic view of a typical anatropous ovule is show below. Copy...

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  8. In flowering plants, double fertilization occurs during sexual reprodu...

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  9. In flowering plants, during double fertilization, two events take plac...

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  10. From the following, select the two having haploid chromosome number .

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  11. Sunflower is pollinated by insects while rice is pollinated by wind. H...

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  12. Sunflower is pollinated by insects while rice is pollinated by wind. P...

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  13. The diagram given below shows the transverse section of a young anther...

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  14. Most of the plants produce single type of flowers but Viola, Commelina...

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  15. Development of fruit without fertilization and, which are seedless is ...

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  16. Given below are the components related to simplified model of mineral ...

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  17. Reeja, a science student, observed the structure of mature embryo sac ...

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  18. Three different flowers are given to you in the practical class (i) Ma...

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  19. You are supplied with three different flowers such as Maize, Vallisner...

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  20. You are supplied with three different flowers such as Maize, Vallisner...

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