During the process of digestion, the proteins present in food materials are hydrolyzed to amino acids. The two enzymes involved in the process 

Proteins $\stackrel{\mathrm{Enzyme} \left(\mathrm{A}\right)}{\to }$ Polypeptides  $\stackrel{\mathrm{Enzyme} \left(\mathrm{B}\right)}{\to }$ Amino acids are respectively

1. amylase and maltase

2. diastase and lipase

3. pepsin and trypsin

4. invertase and zymase

An amine among the following that acts as hormone is : 

1. Thyroxine

2. Oxypurin

3. Insulin

4. Progesterone

The hormone that contains iodine is : 

1. Insulin

2. Testosterone

3. Adrenaline

4. Thyroxine

Which one of the following is a peptide hormone?

1. Glucagon

2. Testosterone

3. Thyroxin 

4. Adrenaline

In the human body, enzymes hydrolyse protein into:

1. a ketonic acid-like CH₃COCOOH

2. a hydroxy acid like CH₃CHOHCOOH

3. dicarboxylic acid-like HOOC—COOH

4. amino acid-like CH₂NH₂COOH

Which of the following is proteolytic enzyme?

(1) Insulin

(2) Diastase

(3) Pepsin

(4) Adenine

Enzyme trypsin converts:

1. amino acids into proteins

2. glucose into glycogens

3. starch into sugar

4. proteins into amino acids

Kwashiorkor is caused by the deficiency of?

1. vitamins

2. hormones

3. Carbohydrate

4. essential amino acids

Which is fat soluble vitamin?

(1) Vitamin A

(2) Pyridoxine

(3) Riboflavin

(4) Thiamine

Which vitamin contains N ?

(1) Vitamin A

(2) Vitamin C

(3) Vitamin B

(4) Vitamin D