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
Related Questions
Opening of a flower and drooping of a bud are examples of
Nyctinasy
Hyponasty
Seismonasty
Epinasty
What type of placentation is seen in sweet pea?
Basal
Axile
Free central
Marginal
Name the type of aestivation when sepals or petals in a whorl just touch one another at the margin without overlapping
Twisted aestivation
Valvate aestivation
Imbricate aestivation
Vexillary aestivation
Inflorescence is the arrangement of
Leaves on the floral axis
Buds on the floral axis
Flowers on the floral axis
Petioles on the floral axis
I. Usually bilobed II. Each lobe has two chambers (pollen sacs) III. The chamber (pollen sacs) contains pollen grain. Above are the features of
Pistil
Anther
Stamen
Petals
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 which can be divided into equal vertical halves by more than one plane of division is
Actinomorphic
Zygomorphic
Heteromorphic
Cyclic
A plant species exhibits cleistogamous flowers alongside chasmogamous flowers. What is the PRIMARY advantage conferred by the cleistogamous flowers?
Increased genetic diversity through cross-pollination
Assured seed set even in the absence of pollinators
Attraction of a wider range of pollinators
Production of larger and more nutritious seeds
The reproductive unit of angiosperms is
Inflorescence
Floral buds
Flower
Flower meristem
A flower that exhibits bilateral symmetry is called:
Actinomorphic
Zygomorphic
Asymmetrical
Polysymmetric
