Answer is the second option by the way :)) !
It's called chemical reaction.
(I'm not real sure)
By fishing and cultivating tara
Answer:
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.
Explanation: