Fertilization of a flower by the pollen from another flower of the same plant

Fertilization of a flower by the pollen from another same flower.

Fertilization of a flower by the pollen from a flower of another plant in the same population

Fertilization of a flower by the pollen from a flower of another plant belonging to a distant population

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:

A = III , B = IV , C = V , D = I , E = II

A = V , B = II , C = I , D = III , E = IV

A = V , B = II , C = III , D = IV , E = I

A = III , B = II , C = I , D = IV , E = V

EASY

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Large, colourful, fragrant flowers with nectar are seen in:

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Important Questions on Sexual Reproduction in Flowering Plants

MEDIUM

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

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

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Geitonogamy involves

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Which of the following is incorrect for wind-pollinated plants?

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Which one of the following is NOT true about cross pollination?

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:

EASY

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.

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

In water hyacinth and water lily, pollination takes place by:

MEDIUM

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

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

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Which of the following species makes the largest true flower in the world?

EASY

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

MEDIUM

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Which of the following aquatic plant does not show pollination by water?

EASY

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?

EASY

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

Dichogamy and herkogamy are the important devices or modifications to prevent one of the following:

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

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:

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

What is emasculation?

HARD

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Differentiate between wind pollinated and insect pollinated flowers.

EASY

Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

Attractants and rewards are required for:

EASY

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?