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Identify the correct match between the types of aestivation and their examples.
 
Types of Aestivation Examples
i. Valvate a. Cotton
ii. Twisted b. Bean
iii. Imbricate c. Calotropis
iv. Vexillary d. Gulmohar

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Important Questions on Morphology and Modifications

EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>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 and Animals>Morphology and Modifications>Flower
The standard petal of the papilionaceous corolla is also called:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
The term 'polyadelphous' is related to ------------
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
What is the fate of the male gametes discharged in the synergid?
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>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 and Animals>Morphology and Modifications>Flower
Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is :
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Free-central placentation is found in
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Correct position of floral parts over thalamus in mustard plant is:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Perigynous flowers are found in:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
The hilum is a scar on the:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>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 and Animals>Morphology and Modifications>Flower
Which of the following flowers is unisexual?
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Ray florets have
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>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 and Animals>Morphology and Modifications>Flower
The ovary is half inferior in:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Example for a monodelphous androecium is
MEDIUM
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>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

EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Radial symmetry is found in the flowers of
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Free central placentation is not present in:
EASY
Biology>Structural Organisation in Plants and Animals>Morphology and Modifications>Flower
Proximal end of the filament of stamen is attached to the: