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Morphology of Flowering Plants

Multiple Choice Questions

131.

Lady finger belongs to family

Malvaceae
Cucurbitaceae
Liliaceae
Brassiaceae

132.

Pappus is modified

calyx
corolla
bracts
gynoecium

133.

Trimerous flower, superior ovary and axile placentation is characteristics of

Liliaceae
Cucurbitaceae
Solanaceae
Compositae

134.

Clinging roots are found in

orchids
Trapa
Podostemon
screwpine

135.

Expanded green stem of Opuntia is called

phylloclade
tendril
bulb
cladode

136.

Most of the economically important fibre yielding plants belong to family

Malvaceae
Solanaceae
Cruciferae
Paceae

137.

Ginger is an underground stem. It is distinguished from root because

it lacks chlorophyll
it stores food
it has nodes and internodes
it has xylem and vessels

138.
Floral formula of _{$\oplus ⚥$}k₅C₅A₅₊₅G₁ is characteristic of the family

Papilionaceae

Caesalpinoideae

Cruciferae

Mimosoideae

Caesalpinoideae

In the floral formula, Br stands for bracteate K stands for calyx , C for corolla, P for perianth, A for androecium and G for Gynoecium, G for superior ovary and G for inferior ovary, for male, for female , for bisexual plants, ⊕ for actinomorphic and for zygomorphic nature of flower.

The member of sub-family Caesal pinieae have bracteate, zygomorphic, bisexual, hypogynous, pentamerous flowers with 5-sepals (polysepalous) 5-petals (polypeptalous), 5 +5 stamens (polyandrous) and monocarpellary, superior ovary with marginal placentation.