Biology Fsc Part 1 Chapter 9 Online Test

MCQ's Test For Chapter 9 "Biology Fsc Part 1 Chapter 9 Online Test"

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Biology Fsc Part 1 Chapter 9 Online Test

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Question # 1

The GI tract is a continnous tube that extends from

Question # 2

Anus is surrounded by how many sphincters.

Question # 3

HCl is secreted by

Question # 4

Which hormone stops thesecretion of hydrochlroic acid

Question # 5

pH of pancreatic juice is slightly alkaline due to presence of.

Question # 6

Which sphincter is present between oesophagus and stomach

Question # 7

Endocine portion of pancreas secrete.

Question # 8

Gastric glands are present in

Question # 9

Pancreaic nucleases digest

Question # 10

Chyme is released into small  interstine through.

Question # 11

Which of the followign help to retain food in oral cavity

Question # 12

Pepsinogen in activated by 

Question # 13

Fresh saliva has pH of

Question # 14

Micryovilli are

Question # 15

Chylomicrons are triglycerides coated with

Question # 16

Secreation of gastric juice is regulated by

Question # 17

The semi solid acidic mass of stomach after three to four hours of a meal is called.

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FSc Part 1 Biology (New Book) Chapter 9 Important MCQ's

Sr.# Question Answer
1 Why does the enzyme activity drops in the stomach when pH rises.
A. Acid blocks food entry
B. Enzymes need acdic pH to work
C. Enzymes denature in low pH
D. Saliva dilutes gastric juice
2 Which movement results in the mixing of digestive secretion with food.
A. Paristalsis
B. Segmentation 
C. Fragmentation 
D. Hydration 
3 Trypsinogen is activated to trypsin by
A. Lipase
B. Nuclease
C. Pepsinogen
D. Enterokinase
4 Why is lipase not active in the stomach
A. It is destroyed by acid
B. It needs alkaline pH to work
C. It is secreted by the liver
D. It digests only proteins
5 What prevents food form entering the trachera during swallowing.
A. Epiglottis
B. Oesophageal sphincter
C. Uvula
D. Tongue
6 Which hormone are secretedby duodenal walls.
A. Secretin and cholecystokinin
B. Insulin and glucagon
C. Gastric and secretin
D. Gastri cand somatostatins
7 Which change woould most affect protein digestion.
A. Inhibiting pepsin production
B. Blocking bile release
C. Inhibiting salivary gladns
D. Slowing peristalsis
8 Chyme is released into small  interstine through.
A. Pyloric sphincter
B. Cardiac sphincter
C. IIeocolic sphincter
D. Rectal sphincter
9 For absorption of food each villus is richly supplied with blood capilliaries and
A. Veins
B. Nerve
C. Lacteal
D. Arteries
10 Gastric glands are present in
A. Mucosa
B. Submucosa
C. Serosa
D. Muscularis

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