Tissue and Tissue System — BIO BOTANY STD 11 — Question
Tamilnadu BoardEnglish MediumSTD 11BIO BOTANYTissue and Tissue System3 Marks
Question
Explain briefly about plant fibres.
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Answer
Fibres are very much elongated sclerenchyma cells with pointed tips. Fibres are dead cells and have lignified walls with narrow lumen. They have simple pits. They provide mechanical strength and protect them from the strong wind. It is also called supporting tissues. Fibres have a great commercial value in cottage and textile industries.
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