CBSE
Multiple Choice QuestionsWhich of the following plants are all roots?
Podostemon
Lemna
Wolffia
Utricularia
One of the following is not a flower
Shoe flower
Passion flower
Sunflower
May flower
Corm is an
underground vertical leaf
underground swollen stem
underground horizontal root
underground horizontal leaf
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
In Gloriosa, the tendrillar part is formed by
stipule
leaf apex
leaf petiole
axillary bud
Feathery stigma belongs to
Wheat
pea
Datura
Caesalpinia
Diadelphy can be found in
Pisum
Citrus
Bombax
Brassica
The petiole modified into flattened lamina like structure is present in
Acacia nilotica
Acacia arabica
Acacia australasia
Acacia auriculoformis
Catkin inflorescence is characteristic of
Morus
Triticum
Ficus
All of these
