EASY
Earn 100
When a placenta forms a ridge along the ventral suture of the ovary and the ovules are borne on this ridge, the placentation is termed as
79.07% studentsanswered this correctly
Important Questions on Structural Organisation in Plants
MEDIUM
Which of the following flowers is unisexual?
EASY
Free central placentation is not present in:
EASY
How many plants among Indigofera, Sesbania, Salvia, Allium, Aloe, mustard, groundnut, radish, gram and turnip have stamens with different lengths in their flowers?
EASY
What is the fate of the male gametes discharged in the synergid?
EASY
Free-central placentation is found in
EASY
Placentation, in which ovules develop on the inner wall of the ovary or in peripheral part, is :
EASY
The term 'polyadelphous' is related to ------------
EASY
Correct position of floral parts over thalamus in mustard plant is:
EASY
The standard petal of the papilionaceous corolla is also called:
MEDIUM
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
When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as:
EASY
Perigynous flowers are found in:
MEDIUM
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
The ovary is half inferior in:
EASY
Example for a monodelphous androecium is
MEDIUM
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) | |
| (d) | Zygomorphic | (iv) | |
| (v) |
The correct answer is
EASY
Radial symmetry is found in the flowers of
EASY
The hilum is a scar on the:
EASY
Proximal end of the filament of stamen is attached to the:
