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WorksheetsDigestion
Total questions: 20
Worksheet time: 10mins
Which of the following converts starch into maltose?
maltase
lactase
sucrase
salivary amylase
What is the outermost layer of alimentary canal?
Mucosa
Sub mucosa
Muscularis
Serosa
What carries food from the pharynx to the stomach?
larynx
trachea
esophagus
bronchioles
Ghee is rich in:
Fats
Vitamins
Mineral
Protein
Digestive juices helps in break down of :
Proteins
Carbohydrate
Juices
Food
Which of the following nutrient is needed in smaller amounts?
Fats
Carbohydrates
Vitamins
Protein
What provides nourishment to the body?
Vitamins
Minerals
Carbohydrate
Nutrients
What is the function of the gall bladder? *2015 Q26
absorption of fat
digestion of fat
production of bile
storage of bile
Waves of contractions that move food one way through the digestive system are called
Impulse
Peristalsis
Action Potential
Metabolism
Protein digestion takes place
in the mouth
in the stomach
in the stomach and duodenum
all of the above
Amylase is secreted by
salivary glands only
pancreatic glands only
Salivary and pancreatic glands
liver and small intestine
Which structure(s) will produce the enzyme(s) needed for the digestion of egg white?
X only
X and Y only
Y and Z only
X, Y and Z
Peristalsis occurs in
1, 2 and 3 only
1, 2 and 4 only
1, 3 and 4 only
2, 3 and 4 only
Chemical digestion of carbohydrate occurs in
1 and 2 only
1 and 4 only
2 and 3 only
3 and 4 only
The liver is said to be a digestive gland because it
converts stored glycogen into glucose
breaks down excess amino acids
produces bile
stores iron
In the alimentary canal, bacteria in food are mainly killed by
saliva
mucus
gastric juice
pancreatic juice
In the alimentary canal, most water is absorbed in the
oesophagus
stomach
small intestine
colon
The stomach wall produces mucus to cover its surface. Which of the following statements correctly describe(s) the function of the mucus?
(1) It kills the bacteria in the ingested food.
(2) It prevents the rubbing of food against the stomach wall.
(3) It protects the stomach wall from the action of the digestive enzymes.
(1) only
(3) only
(1) and (2) only
(2) and (3) only
Bile juice helps in the digestion of fat because it contains
enzymes
vitamins
bile salts
bile pigments
