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Which of these is not present in a plant cell wall?(a) Pectin(b) Calcium carbonate(c) Hemicellulose(d) CelluloseI got this question in an online quiz.This is a very interesting question from Eukaryotic Cells and it’s Organelles in section Cell : The Unit of Life of Biology – Class 11

Answer»

The CORRECT option is (b) Calcium carbonate

Best explanation: The algal cell wall contains cellulose, galactans, mannans and minerals like calcium carbonate. HOWEVER, the PLANT cell wall contains cellulose, HEMICELLULOSE, pectins and proteins.



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