Question

Fruit of Hibiscus esculentum is
A. Legume
B. Cypsela
C. capsule
D. Pome

Answer 1

Hint: The common name of Hibiscus esculentum is okra. It belongs to the family Malvaceae.

Complete Answer:
- In okra the lucidial capsule is the fruit.
- In pea plants fruit is legume they belong to the family Fabaceae.
- In sunflower plants the fruit is cypsela. Sunflower plants belong to the family Asteraceae.
- Pome is the fruit of apple. They belong to the family rosaceae.

Additional information:
Characteristic features of family Malvaceae: Malvaceae is the dicotyledonous family.

(I) Inflorescence - Its inflorescence is both racemose and cymose type.
(II) Flower - The flower is actinomorphic, bisexual an hypogynous pentamerous.
(III) Epicalyx - At the base of the flower there is a whorl of epicalyx. But sometimes epicalyx is not present.
(IV) Calyx - Number of sepals is gamosepalous, tubular or rotated valvate aestivation.
(V) Corolla - 5 petals ,polyandrous, polypetalous, large , twisted. In the base petals are adenate at the base of the terminal tube and give a false appearance of gamopetalous.
(VI) Androecium - Base part of the filament around the ovary forms a tube. This style is called a stamina tube. At the apical opening of the staminal tube the stigma is projected out. The anthers are free diversified, kidney shaped, monothecous dehisces b longitudinal slit.
(VII) Gynoecium- 5 carpals, syncarpous, style is long and slender, stigma is pentaloid or lesser globose, ovary 5 chambered, axile placentation, single or many ovules, ovary superior.
(IX) Seed - Endospermic curved embryo.

Note: Family Malvaceae comprising about 82 genera and 1500 species distributed all over the world particularly in tropics. In India there are 22 genera and 110 species.
Family comprises about 82 genera and 1500 species, distributed almost throughout the world and particularly abundant in tropics. In India, there are 22 genera and about 110 species.