Digestion of Nutrients

Q. For its activity carboxypeptidase requires:

1. Iron
2. Niacin
3. Copper
4. Zinc

Q.

What activates chymotrypsin?

Q. Regarding the digestion of carbohydrates; Match the following intermediates with the particular enzyme:
$\begin{array}{cc}\text{Column I (Enzyme)}& \text{Column II (Substrate)}\\ \text{i. Amylase}& \text{a. Maltose.}\\ \text{ii. Maltase}& \text{b.Saccharides.}\\ \text{iii.Sucrase}& \text{c.Dextrins.}\\ \text{iv.}\alpha \text{Dextrinase}& \text{d.Sucrose.}\end{array}$

1. i). $\to$ c., ii). $\to$ d., iii). $\to$d., iv). $\to$ a..
2. i).$\to$ b., ii).$\to$ a., iii).$\to$d., iv).$\to$ c..
3. i).$\to$ d., ii).$\to$ b., iii).$\to$ a., iv).$\to$c..
4. i).$\to$ a., ii).$\to$c., iii).$\to$ b., iv). $\to$d..

Q. Activation of pro-carbohydrate into carboxypeptidase is brought about by

1. Enterokinase
2. Endopeptidase
3. Trypsin
4. Exopeptidase

Q. Trypsinogen is converted into active trypsin by the action of

1. enterocrinin
2. enterokinase
3. cholecystokinin
4. secretin