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Biology Class 9 Chapter 8 Nutrition-16
1.
Human stomach has ___ sphincters?
a) 2
b) 3
c) 4
d) 5
2.
Sphincters in the stomach are?
a) Openings guarded by muscles
b) Digestive enzymes
c) Digestive juices
d) Glands
3.
Cardiac sphincter is between the?
a) Stomach and oesophagus
b) Stomach and small intestine
c) Small intestine and large intestine
d) Pharynx and stomach
4.
Pyloric sphincter is between?
a) Stomach and small intestine
b) Stomach and large intestine
c) Stomach and oesophagus
d) Stomach and pharynx
5.
Bolus enters the stomach from oesophagus through?
a) Cardiac sphincter
b) Pyloric sphincter
c) Stomach sphincter
d) None of these
6.
Gastric juice is produced in the?
a) Stomach
b) Intestine
c) Pharynx
d) Oesophagus
7.
Gastric juice is produced by?
a) Gastric glands
b) Thyroid glands
c) Parathyroid glands
d) Adrenal glands
8.
Which one of the following is found in the gastric juice?
a) All of these
b) Mucous
c) HCl
d) Pepsinogen
9.
Pepsinogen is a ___ digesting enzyme?
a) Protein
b) Lipids
c) Carbohydrates
d) Vitamins
10.
Pepsinogen is converted into pepsin by?
a) HCl
b) Enterokinase
c) Lipase
d) DNA se
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