Steps in Digestion Process

Q.

How are Catalysts used in everyday life?

Q.

what is intestinal juices ?

Q.

In the process of digestion, the enzymes at location 'X' and location 'Y' are such that 'X' converts maltose into glucose and 'Y' converts peptones and peptides to amino acids. Identify X and Y.

1. Maltase and erepsin

2. Chymotrypsin and pepsin

3. Erepsin and maltase

4. Trypsin and lipase

Q. What is the function of pancreas?
what does it digest?

Q.

Define gall bladder.

Q.

What is rumination?

Q.

Why are grass-eating animals called ruminants?

Q.

The process of taking in food through the mouth is called ___ .

Q.

An enzyme that converts casein to paracasein

1. Trypsin

2. Pepsin

3. Renin

4. Amylase

Q.

What is the process of taking food in through the mouth called?

Q. Which among the following enzymes is secreted in the mouth?

1. Trypsin
2. Pepsin
3. Nitrogenase
4. Amylase

Q. An intrinsic gland that helps in the extracellular digestion of food in the stomach is ______.

1. Liver

2. Salivary gland

3. Pancreatic gland

4. Glands of Gallbladder

Q. What is the use of saliva? Where is it produced? [2 MARKS]

Q. Where does protein digestion starts?

Q.

The product of digested proteins is __________.

1. Fatty acids

2. Glycerol

3. Sugar

4. Amino acids

Q.

Grazing animals swallow the grass and store it in a part of their stomach known as __.

Q.

___________ are the end products of digested proteins.

1. fatty acids

2. glycerol

3. sugars

4. amino acids

Q. During digestion, fats are changed into

(a) amino acids
(b) fatty acids and glycerol
(c) sugar
(d) glucose

Q.

What are enzyme lipases and cellulase secreted by fungi ?

Q. What do you understand by rumen and rumination? What is the mode of feeding in Python?

Q.

Why is protein digesting enzymes in the stomach released as inactive enzymes or zymogens?

Q. Grass eating animals swallow the grass and keep it in a part of their stomach called ___.

1. liver
2. villi
3. gall bladder
4. rumen

Q. Question 10
Cud is the name given to the food of ruminants which is

(a) Swallowed and undigested.
(b) Swallowed and partially digested.
(c) Properly chewed and partially digested.
(d) Properly chewed and completely digested.

Q. Very short answer type.
Mention the most significant function/role of rennin

Q. Ptyalin helps in the digestion of
(a) sugar
(b) fat
(c) protein
(d) starch

Q. is trypsinogen, chymotrypsinogen and procarboxypeptidases are also the three enzyme that pancreatic juice contain?

Q.

With reference to a normal human being, which one of the following statements is not correct?

1. Saliva is secreted by six pairs of salivary glands in human beings

2. The salivary enzyme (ptyalin) breaks down cooked starch into maltose

3. An adult human may secrete 1 to 1.5 L of saliva per day

4. Human saliva is slightly alkaline

Q. Why is the protein digesting enzymes in the stomach released as inactive enzymes or zymogens?

Q. Very short answer type.
Mark the odd one in each series
pepsin, lipase, trypsin, rennin

Q.

is their any difference between the saliva secreated after and before meals?