MEDIUM
Earn 100

Assertion: The flower of Canna exhibits asymmetrical symmetry.

Reason: The floral parts in Canna flower can be divided into two equal halves by only one vertical plane passing through the centre of flower.

The correct option among the following is:

80% studentsanswered this correctly

Important Questions on Morphology of Flowering Plants

EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
The term 'polyadelphous' is related to ------------
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Perigynous flowers are found in:
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Free-central placentation is found in
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
What is the fate of the male gametes discharged in the synergid?
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Proximal end of the filament of stamen is attached to the:
MEDIUM
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Match Column - I with Column - II and select the correct option using the codes given below:
Column–I Column–II
a. Pistils fused together (i) Gametogenesis
b. Formation of gametes (ii) Pistillate
c. Hyphae of Ascomycetes Fungus  (iii) Syncarpous
d. Unisexual female flower (iv) Dikaryotic
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
The hilum is a scar on the:
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Epipetalous and syngenesious stamen occurs in:
MEDIUM
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Which of the following flowers is unisexual?
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Free central placentation is not present in:
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:
MEDIUM
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower

The flowers are zygomorphic in:

(a) Mustard

(b) Gulmohar

(c) Cassia

(d) Datura

(e) Chili

Choose the correct answer from the options given below:

EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Ray florets have
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths in their flowers?
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
The ovary is half inferior in:
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Example for a monodelphous androecium is
MEDIUM
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower

Study the following lists. Match the floral parts given in List - I with the corresponding symbols, in List - II

   List - I     List - II
(a) Calyx (i) ⊕
(b) Ovary superior (ii) %
(c) Actinomorphic (iii) C
(d) Zygomorphic (iv) K
    (v) G

The correct answer is

MEDIUM
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Among the members of the list given below, how many plants have superior ovaries?

China rose, mustard, brinjal, potato, guava, cucumber, onion and tulip.
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
The standard petal of the papilionaceous corolla is also called:
EASY
Biology>Structural Organisation in Plants - Morphology>Morphology of Flowering Plants>Flower
Radial symmetry is found in the flowers of