Name the process by which swallowed food is conveyed to the pharynx and oesophagus,respectively.

Digestion in $Hydra$ is:

The $pH$ of succus entericus is

Identify the enzymes at $A$ and $B$ which hydrolyze the substrates.
Proteins $\xrightarrow{ A }$ $\begin{array}{c}\text{peptones} \\ + \\ \text{proteoses}\end{array}$ $\xrightarrow{ B }$ polypeptides

Which of the following is a group of end products of carbohydrate digestion?

In the process of digestion,lipids present in oily and fried foods are digested and split into . . . . . . and . . . . . . .