A person had roti and dal for his lunch. Trace the changes in those during its passage through the alimentary canal. Answer: ... The saliva contains an enzyme salivary amylase (ptyalin) which converts starch in roti into maltose, isomaltose and small dextrins called a-dextrin.
Okay so I just took the test and it said the answer is <span>Something changed to limit and finally abolish their success in this environment! I hope this helps!</span>