Can we survive only on raw, leafy vegetables/grass? Discuss.



No , humans cannot survive only on raw, leafy vegetables, or grass. 

It is because the grass is rich in cellulose , which is a type of carbohydrate that humans are not able to digest due to the absence of cellulose-digesting enzymes , which is present in ruminants.

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CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo