HARD
12th CBSE
IMPORTANT
Earn 100
Differentiate between wind pollinated and insect pollinated flowers.
Important Questions on Sexual Reproduction in Flowering Plants
EASY
12th CBSE
IMPORTANT
Differentiate between Parthenocarpy and Parthenogenesis. Give one example of each.
MEDIUM
12th CBSE
IMPORTANT
Describe any two devices in a flowering plant which prevent both autogamy and geitonogamy.
HARD
12th CBSE
IMPORTANT
Explain the events up to double fertilization after the pollen tube enters one of the synergids in an ovule of an angiosperm.
MEDIUM
12th CBSE
IMPORTANT
You are given castor and bean seeds. Which one of the two would you select to observe the endosperm?
EASY
12th CBSE
IMPORTANT
The development of endosperm precedes that of embryo in plants. Justify.
HARD
12th CBSE
IMPORTANT
When and where do tapetum and synergids develop in flowering plants? Mention their function.
EASY
12th CBSE
IMPORTANT
Where are the germ pore present in the male gametophyte of an angiosperm? Mention the function of it.
MEDIUM
12th CBSE
IMPORTANT
Where are the sporopollenin present in the male gametophyte of an angiosperm? Mention the function of it.
