Match Column $I$ with Column $II$ and select the correct option.

Column $I$ (Part of the alimentary canal)	Column $II$ (Shape)
$i$. Duodenum	$a$. Worm-like
$ii$. Stomach	$b$. $U$-shaped
$iii$. Tongue	$c$. $J$-shaped
$iv$. Appendix	$d$. Triangular

Choose the correct answer among the following:
$(a)$ Gastric juice contains
$(i)$ pepsin,lipase and rennin
$(ii)$ trypsin,lipase and rennin
$(iii)$ trypsin,pepsin and lipase
$(iv)$ trypsin,pepsin and renin
$(b)$ Succus entericus is the name given to
$(i)$ a junction between ileum and large intestine
$(ii)$ intestinal juice
$(iii)$ swelling in the gut
$(iv)$ appendix

Given below are two statements:
$Statement I$: The cardiac sphincter prevents regurgitation of food from the stomach to the duodenum.
$Statement II$: The pyloric sphincter regulates the flow of food from the oesophagus to the stomach.
In the light of the above two statements, choose the most appropriate answer from the options given below.

Choose the correct option:
$(1)$ The calorific value of fat is higher than that of glucose.
$(2)$ Premolars are absent in the dental formula of a human child.

The digestion of which food component is affected if the pancreas is removed?

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.