Question: Which of the following Gossypium species is known as Indian cotton?
Options:
Gossypium hirsutum
Gossypium barbadense
Gossypium herbaceum
Gossypium arboreum
📌Other Options Explanations:
-(a) Gossypium hirsutum: This is known as American Upland cotton, the most widely cultivated cotton species globally.
-(b) Gossypium barbadense: This is referred to as Egyptian cotton or Pima cotton, prized for its extra-long and fine fibers.
-(c) Gossypium herbaceum: This is known as Levant cotton or Asiatic cotton, another diploid species with shorter and coarser fibers.
🛑 Additional Information::
-Botanical name – Gossypium
-Family – Malvaceae
-Origin – Cotton is the world's oldest fiber. India has remained the chief center for years.
-Botanical characters – The cotton plant is an annual or perennial shrub attaining a height of 1-2 m. The fruit is a loculicidal capsule with a 3-5 locule. It is commonly known as a cotton ball. It requires a temperature of 21oC – 44oC and an annual rainfall of 75-250 cm. It grows best on black and red soils.
-Important Varieties – All the cultivated cotton belong to the four species: Gossypium arboreum, G. herbaceum, G. hirsutum, and G. barbadenseÂ
Important Points
-Gossypium herbaceum: 2n- 26, diploid. It is an old-world crop
-Gossypium arboreum: 2n- 26, diploid. It is an old-world crop
-Gossypium barbadense: 2n- 52, tetraploid. It is a new-world crop
-Gossypium hirsutum: 2n- 52, tetraploid. It is a new-world crop