EASY
Earn 100
If the female parent bears bisexual flowers, removal of anthers from the flower bud before the anther dehisces using a pair of (forceps/powerglass/needle) is necessary.
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Important Questions on Sexual Reproduction in Flowering Plants
MEDIUM
Identify the correct order of events in pollen-pistil interaction from the options given below:
I. Release of male gametes into the embryo sac.
II. Deposition of pollen grains on stigma.
III. Entry of pollen tube into embryo sac.
IV. Development of pollen tube.
V. Entry of pollen tube into the Ovule.
EASY
Geitonogamy involves
EASY
Which of the following is incorrect for wind-pollinated plants?
EASY
Which one of the following is NOT true about cross pollination?
EASY
Pollination in water hyacinth and water lily is brought about by the agency of:
EASY
When pollen grains are transferred from anther to the stigma of another flower produced on the same plant, it is called.
EASY
In water hyacinth and water lily, pollination takes place by:
MEDIUM
Match the following lists.
| List I | List II |
| A) Animals attracted to flowers by | I) Ophiophily |
| B) Beetles flies are attracted by | II) Safe space to lay eggs by insects |
| C) Pollination by squirrels | III) Colour |
| D) Pollination by snakes | IV) Foul odours |
| E) Amorphophallus | V) Therophily |
The correct match is:
EASY
Which of the following species makes the largest true flower in the world?
EASY
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by
MEDIUM
Which of the following aquatic plant does not show pollination by water?
EASY
Which of the following are the important floral rewards to the animal pollinators?
EASY
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
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Dichogamy and herkogamy are the important devices or modifications to prevent one of the following:
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Assertion (A) : Sometimes Fig fruits are seen with eggs of the insects.
Reason (R) : In Fig plants, pollination takes place by Blastophaga.
The correct option among the following is:
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What is emasculation?
HARD
Differentiate between wind pollinated and insect pollinated flowers.
EASY
Attractants and rewards are required for:
EASY
Which one of the following may require pollinators, but is genetically similar to autogamy?
MEDIUM
Which of the following statements is not correct?
