Tag: morphology of the fruit

Questions Related to morphology of the fruit

What is the edible part of orange? 

  1. Unicelled placental hairs

  2. Unicelled endocarpic hairs

  3. Multicelled endocarpic hairs

  4. Multicelled placental hairs


Correct Option: B
Explanation:

A hesperidium is a modified berry with a tough, leathery rind. The peel contains volatile oil glands in pits. The fleshy interior is composed of separate sections, called as carpels, filled with fluid-filled vesicles that are actually specialized hair cells. The outer ovary wall becomes the thick spongy layer of the rind, while the inner ovary wall becomes very juicy with several seeds. Thus, orange is a hesperidium, in this fruit the endocarp projects inwards forming distinct chambers and epicarp and mesocarp fuse to form the separable part. 

Thus, the correct answer is option B.

A fruit has fleshly mesocarp and stony endocarp is

  1. Pome

  2. Berry

  3. Pepo

  4. Drupe


Correct Option: D
Explanation:

Drupe has a fleshy mesocarp and a stony endocarp. Due to this hard endocarp it is also called a stony fruit. 

Which is correct match for edible part

  1. Tomato- Thalamus

  2. Maize-Cotyledons

  3. Guava-Mesocarp

  4. Date-Mesocarp


Correct Option: D
Explanation:

The edible part in date is mesocarp. This mesocarp is surrounded by the skin which is epicarp. The mesocarp is the fruit pulp consisting of enlarged parenchymatous cells. 

A small, dry, one-seeded fruit with its pericarp fused with the seed-coat, developing from a monocarpellary gynoecium is called ____________.

  1. Cypsela

  2. Siliqua

  3. Caryopsis

  4. Samara


Correct Option: C
Explanation:

A small dry one-seeded fruit with pericarp fused with seed coat which develops from monocarpellary gynoecium i.e from a superior monocarpellary ovary is called caryopsis. 

Examples- Maize, wheat. 

Arial is

  1. Outgrowth of integument

  2. Persistent nucellus

  3. Outgrowth of funicle which grows around the ovule

  4. Outgrowth from micropyle


Correct Option: C
Explanation:

Arial is fleshy bright outgrowth from the funicle of the seed. It assist in seed dispersal.

Fruit of Elephant Apple (Dillenia indica) is

  1. Balausta

  2. Pepo

  3. Amphisarca

  4. Berry


Correct Option: C
Explanation:

Fruit in Elephant apple is Amphisarca. The fruit is  succulent, greenish yellow, large and have many seeds which are edible. 

Fruit of custard apple is

  1. Etaerio of berries

  2. Etaerio of follicles

  3. Etaerios of achenes

  4. Ethaerio of drops


Correct Option: A
Explanation:

Aggregate of small berries, e.g., Custard apple. Apical parts of berries fuse with each other to form a common rind.

Feathery (hairy) style is persistent in

  1. Solanum

  2. Clematis

  3. Helianthus

  4. Hibiscus


Correct Option: B
Explanation:

Hairy styles .. The fruits of Clematis possess persistent airy styles which help in floating in air.

What is the botanical name of mulberry?

  1. Morus

  2. Anthera

  3. Fragaria

  4. Solanum


Correct Option: A
Explanation:

Morus (mulberry) is classified as follows,
Kingdom: Plantae, Angiosperms, Eudicots, Rosids, 
Order: Rosales,
Family: Moraceae
So, the correct answer is 'Morus'

The type of fruit seen in Jack is.

  1. Citrus fruit

  2. Syconus

  3. Sorosis and multiple fruit

  4. Aggregate


Correct Option: C
Explanation:

  • Multiple fruits are developed from the complete inflorescence which in jack fruits case is spadix. And it is thus called a sorosis type of fruit. 
  • Flowers with many free carpels are apocarpous as seen in the aggregate fruits. 
  • Syconus is the other type of multiple fruits which develops on the ripening of the hypanthium or the coenanthium inflorescence
  • The correct answers are multiple fruit and sorosis 

The correct option is C.