Consider the following four statements I, II, III and IV and select the right option.
I. The floral formula for Liliaceae is
P3 + 3 A3 + 3 +
II. In vexillary aestivation, the large posterior petal is called, standard, two lateral ones are wings and two small anterior petals are termed keel.
III. In pea flower the stamens are monoadelphous.
IV. The floral formula for Solanaceae is
K(3) C(3) A(14) +
The correct statements are
II and III
I and III
I and II
III and IV
Growth of stem in diameter is due to
apical cell
lateral meristem
apical meristem
intercalary meristem
Corm is an
underground vertical leaf
underground swollen stem
underground horizontal root
underground horizontal leaf
Which of the following plants are all roots?
Podostemon
Lemna
Wolffia
Utricularia
A.
Podostemon
Podostemon is a thalloid of assimilatory roots clinging to nodes by hyptera. Short living shoots grow from this root.
The petiole modified into flattened lamina like structure is present in
Acacia nilotica
Acacia arabica
Acacia australasia
Acacia auriculoformis