textile Raw materials -I

botanical name of Cotton fiber is

• Gossypium harbaceum:

• Bombyx mori.

• Corchorus Capsularis

• Linum Usitatissimum,

which one is short staple fiber?

• Wool

• Jute

• Silk

• Cotton

production capacity of saw ginning process is_

• 100 kg/hr

• 1000 kg/hr

• 100-1000 kg/hr

• 10-100 kg/hr

which cotton is the most valuable of all commercial cotton?

• Egyptian cotton

• American cotton

• China cotton

• Sea Island cotton

which statement is false?

• Saw ginning is a faster process than roller ginning

• fiber primarily obtained after separating cotton from seeds is lint

• dead fiber has primary cell wall and secondary cell wall

• mature fiber has well-developed secondary cell wall and very small lumen.

which one is bast fiber?

• cotton

• Jute

• silk

• wool

moisture regain of Jute fiber is_

• 8.5%

• 12%

• 13.75%

• 16%

which component is absent in Jute fiber?

• hemicellulose

• cellulose

• lignin

• pectin

choose the correct answer

• Jute: 1-2 m

• Silk: 2-4 m

• Wool: 1-2 km

• Cotton: 2-4 cm

Jute fiber cross sectional view is_

• circular

• oval

• triangular

• lobate