EASY
Earn 100

Which of the following flowers undergo autogamy:

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Important Questions on Sexual Reproduction in Flowering Plants

HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which one of the following statements is not true?
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Explain any two outbreeding devices that have developed in flowering plants to encourage cross-pollination.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Transfer of pollen grains from the anther of flower of one plant to stigma of flower of another plant is called
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
In Angiosperms, microsporogenesis and megasporogenesis:
HARD
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
A dioecious flowering plant prevents both:
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Male gametophyte in angiosperms produces :
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Write the advantages of cross pollination.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
The ovule of an angiosperm is technically equivalent to
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Identify the difference between herkogamy and decliny in out breeding process respectively.
A) Anther and stigma are placed at different positions.
B) Pollen release and stigma receptivity are not synchronised.
C) Production of unisexual flowers.
D) Pollen release and stigma receptivity are synchronised.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Select the incorrect statement related to outbreeding devices in plants.
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?
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
Which one of the following may require pollinators, but is genetically similar to autogamy?
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Filiform apparatus is characteristic features of:
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which one of the following statements is not true?
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
In the majority of angiosperms:
MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Describe any two devices in a flowering plant which prevent both autogamy and geitonogamy.
EASY
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants

In some plants stigma and anther mature at different times because.

*Note- The incorrect answer was marked. It has been changed. 

MEDIUM
Biology>Reproduction>Sexual Reproduction in Flowering Plants>Pre-Fertilization Events in Plants
Which of the following statements is not correct?