Question

Why is the small intestine of your alimentary canal the longer

Answer 1

because it is the site of complete digestion of food..

also,, as humans are omnivores,, it includes herbivores,, so they require long "small intestine" to digest cellulose..

Answer 2

food is digested and nutrients are absorbed very slowly compared to the act of eating the length of the intestine allows the process to take rest rather than minutes other contributing organs suggest the pantries to do their thing in the paste fashion this allows you get the nourishment tuna from the food you eat rather than getting a super glucose hai and having to eat very frequently