Prepare for NEET with Botany-specific practice questions. Covering all major Botany chapters, this is perfect for your NEET Biology needs.
A researcher observes a flower with a superior ovary, numerous stamens, and petals fused into a corolla tube. Based solely on these characteristics, to which of the following families does this flower MOST likely belong?
Liliaceae
Brassicaceae
Solanaceae
Fabaceae
Which of the following combinations of floral whorls is ALWAYS present in a complete flower, irrespective of its symmetry or sexuality?
Calyx, corolla, androecium, and gynoecium
Calyx and corolla only
Androecium and gynoecium only
Calyx, corolla, and androecium only
A flower exhibits a pentamerous, actinomorphic perianth, a syncarpous gynoecium with a superior ovary, and ten stamens in two whorls. Which of the following floral formulas BEST represents this flower?
โถK5C5A5+5G(5)
โถK(5)C(5)A10G5
โK5C5A10G(5)
โถK5C5A(5+5)G5
A unique characteristic observed in some angiosperm families like Asteraceae and Poaceae is the presence of a specialized inflorescence where the individual flowers are highly reduced and closely packed together, mimicking a single flower. This specialized inflorescence is known as:
Cyathium
Hypanthodium
Pseudanthium
Verticillaster
Which of the following plant families exhibits axile placentation?
Solanaceae
Brassicaceae
Fabaceae
Poaceae
In axile placentation, the ovules are attached to:
Central axis of the ovary
Ovary wall
Base of the ovary
Apex of the ovary
Which of these is NOT a characteristic of axile placentation?
Monocarpellary ovary
Syncarpous ovary
Ovules attached to the central axis
Multi-carpellary ovary
A flower with a syncarpous gynoecium and ovules attached to a central axis exhibits which type of placentation?
Axile
Parietal
Basal
Marginal
Which of the following plant families is characterized by vexillary aestivation and diadelphous stamens?
Fabaceae
Solanaceae
Liliaceae
Rosaceae
A flower exhibits vexillary aestivation and has its stamens arranged in two bundles. To which of the following subfamilies does it most likely belong?
Papilionoideae
Mimosoideae
Caesalpinioideae
Asteroideae