MEDIUM
Earn 100

Differentiate between homogamy and dichogamy?

Important Questions on Reproduction in Lower and Higher Plants

HARD
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies

Define pollination. Explain different types of self and cross pollination with suitable examples.

EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
In water hyacinth and water lily, pollination takes place by:
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
A versatile anther is an adaptation for _____ type of pollination.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which of the following is incorrect for wind-pollinated plants?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Pollination in water hyacinth and water lily is brought about by the agency of:
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which of the following species makes the largest true flower in the world?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Dichogamy and herkogamy are the important devices or modifications to prevent one of the following:
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which of the following aquatic plant does not show pollination by water?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Flowers which have single ovule in the ovary and are packed into inflorescence are usually pollinated by
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Attractants and rewards are required for:
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
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.
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which of the following statements is not correct?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
When pollen grains are transferred from anther to the stigma of another flower produced on the same plant, it is called.
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which of the following are the important floral rewards to the animal pollinators?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which one of the following is NOT true about cross pollination?
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
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>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
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>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Geitonogamy involves
EASY
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
Which one of the following may require pollinators, but is genetically similar to autogamy?
MEDIUM
Biology>Reproduction>Reproduction in Lower and Higher Plants>Pollination: Types and Agencies
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?