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Pollination in Vallisneria is by

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Important Questions on Sexual Reproduction in Flowering Plants

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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Even in the absence of pollinators, assured seed set will be there in
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which one of the following may require pollinators, but is genetically similar to autogamy?
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Assertion (A): Cleistogamous flowers produce assured seed set in the absence of pollinators

Reason (R): Cleistogamy is invariably an Autogamy

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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following aquatic plant does not show pollination by water?
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Attractants and rewards are required for:
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
When pollen grains are transferred from anther to the stigma of another flower produced on the same plant, it is called.
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Dichogamy and herkogamy are the important devices or modifications to prevent one of the following:
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following plants shows a very close relationship with a species of moth, where none of the two can complete their life cycle without the other?
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Geitonogamy involves
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
In water hyacinth and water lily, pollination takes place by:
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant which, during pollination, brings genetically different types of pollen grains to stigma, is
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Pollination in water hyacinth and water lily is brought about by the agency of:
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Self pollination is fully ensured if
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Identify the correct order of steps involved in Artificial hybridization in plants:
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the statements is correct?
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
A versatile anther is an adaptation for _____ type of pollination.
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following statements is not correct?
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following is incorrect for wind-pollinated plants?
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by
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Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following are the important floral rewards to the animal pollinators?