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SAI International School
Cl-X Subject- Biology
Chapter- Life Processes
Subtopic- Nutrition in Human Beings II
Module-4
Home Assignment
Objective - MCQ
Q.1 The function of thick mucus in the stomach is to -
a) promote fat digestion.
b) protect stomach cells from acid and enzymes.
c) activate stomach enzymes.
d) keep the stomach bacteria-free.
Q.2 Which of the following are substances in plant foods that are not digested
in the stomach or small intestine?
a) dietary fibre
b) dextrose
c) disaccharides
d) simple sugars
Q.3 On which type of food material pepsin acts in the stomach?
a) carbohydrates
b) protein
c) fats
d) glycerol
Q.4 Which of these juices is secreted by pancreas?
a) trypsin
b) pepsin
c) bile juice
d) both a and b
Q.5 Movement of food through the oesophagus is due to
a) lubrication by saliva
b) peristalsis
c) gravitational pull
d) all of these
Q.6 Gastric digestion takes place efficiently in
a) acidic medium
b) alkaline medium
c) neutral medium
d) highly alkaline medium
Q.7 Which acid is secreted by the cells of the gastric glands in the stomach?
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