What would happen if our intestine harboured a microbial flora exactly similar to that found in the rumen of cattle?

Go through the following statements regarding starch digestion. Separate true and false statements and select the correct option accordingly.
$I.$ Digestion of starch starts from the mouth.
$II.$ Around $30 \%$ of the starch is digested in the stomach.
$III.$ Digestion of food requires the action of pancreatic juices.
$IV.$ Digestion of food is completed in the longest part of the alimentary canal.

Identify the incorrect statement.

Which one of the following vitamins can be synthesized by bacteria inside the gut?

Match the following in Column $I$ with Column $II$ and select the correct option:

Column $I$ (Organ)	Column $II$ (Function)
$i$. Liver	$a$. Secretion of glucagon
$ii$. Stomach	$b$. Storage of glycogen
$iii$. Gall bladder	$c$. Secretion of $HCl$
$iv$. Pancreas	$d$. Storage of bile

Go through the following statements regarding the physiology of digestion and identify whether they are true or false. Choose an appropriate option from the codes given below:
$I.$ Largest variety of hydrolases are present in omnivores,while the herbivores generally lack digestive enzymes.
$II.$ Digestive enzymes are of four types,namely,amylase,proteinases,lipases,and nucleases.
$III.$ Proteinases are also known as proteases,which are released in the active form because the proteins,either cellular or extracellular,are all hydrolysed by them in the absence of food.
$IV.$ Hydrolases and cholecystokinin are secreted by the exocrine part of the pancreas.