Dichogamy which helps in cross pollination is a floral mechanism in which
Dichogamy which helps in cross pollination is a floral mechanism in which
- A
Pollen sac and stigma are at different heights
- B
Anther and stigma mature at different times
- C
Structure of pollen sac and stigma functions as hurdles
- D
Pollen grain is unable to germinate on the stigma of the same flower
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The diagram below is a longitudinal section of an ovule of an angiospermWith which of the following structures do the contents of one pollen tube fuse with
The diagram below is a longitudinal section of an ovule of an angiospermWith which of the following structures do the contents of one pollen tube fuse with
Chalazogamy is found in
Chalazogamy is found in
If a sporangium is derived from a single cell, it is called
If a sporangium is derived from a single cell, it is called
Female gametophyte of angiosperm is generally
Female gametophyte of angiosperm is generally