Punjab 11th Class Biology Digestion Mcqs Test Online

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Question 1 of 9

Biology

1. Liver secretes bile into the

Peritoneum

Ileum

Jejunum

Duodenum

Question 1 of 9

Question 2 of 9

2. Pepsinogen is activated to pepsin by

Hydrochloric acid

Gastrin

Active pepsin and HCI

Active secretin

Question 2 of 9

Question 3 of 9

3. Emulsification of fat will not occur in the absence of

Lipase

Bile sat

Pancreatic juice

Bile pigment

Question 3 of 9

Question 4 of 9

4. The hormone responsible for stimulating secretion of hydrochloric acid by stomach cells is

Insulin

Secretin

Pepsin

Gastrin

Question 4 of 9

Question 5 of 9

5. Enzyme trypsinogen is changed to trypsin by

 

Hydrochloric acid

Gastrin

Enterokinase

Secretin

Question 5 of 9

Question 6 of 9

6. On removal of pancreas the compound, which remains undigested, is

Fat

Protein

Lactose

Glucose

Question 6 of 9

Question 7 of 9

7. Fatty acids and glycerol are first absorbed by

Lymph vessel

Villi

Hepatic portal vein

Blood capillaries

Question 7 of 9

Question 8 of 9

8. Excess intake of the following causes obesity

Carbohydrates

Proteins

Vitamin

Mineral

Question 8 of 9

Question 9 of 9

9. The diagram shows part of the human alimentary canal. Which two structures produce substances involved in the digestion of fat?

2 and 3

3 and 4

1 and 5

4 and 5

Question 9 of 9

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