Select incorrect statement?
- AThe proximal end of the stamen filament is attached to the thalamus or the petal of flower.
- BPollen grains of some members of Rosaceae, Leguminoseae and Solanaceae lose viability within 30 minutes of their release.
- CThe typical anther is a tetragonal structure consisting of four microsporangia.
- DParthenium or carrot grass that came into India as a contaminant with imported wheat has become ubiquitous in occurrence and causes pollen allergy.
✓ Correct answer: B
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