Question 1:
What is meant by digestion?
Answer:
Digestion is the process of breaking down large and complex food into small and simple molecules.
What is meant by digestion?
Answer:
Digestion is the process of breaking down large and complex food into small and simple molecules.
Question 2:
Complete the flow chart about the flow of food in the digestive tract.
Answer:
(a) Mouth
(b) Oesophagus
(c) Stomach
(d) Duodenum
(e) Small intestine
(f) Large intestine
(g) Rectum
(h) Anus
Complete the flow chart about the flow of food in the digestive tract.
Answer:
(a) Mouth
(b) Oesophagus
(c) Stomach
(d) Duodenum
(e) Small intestine
(f) Large intestine
(g) Rectum
(h) Anus
Question 3:
Name three digestive enzymes and state their function.
Answer:
(a) Amylase: To digest starch
(b) Protease: To digest protein
(c) Lipase: To digest fat
Name three digestive enzymes and state their function.
Answer:
(a) Amylase: To digest starch
(b) Protease: To digest protein
(c) Lipase: To digest fat
Question 4:
A man with a tumour in his pancreas had a surgery to remove his pancreas. Explain the effect on the process of digestion.
Answer:
Protease, lipase and amylase cannot be produced. Therefore, protein, fat and starch cannot be digested effectively.
A man with a tumour in his pancreas had a surgery to remove his pancreas. Explain the effect on the process of digestion.
Answer:
Protease, lipase and amylase cannot be produced. Therefore, protein, fat and starch cannot be digested effectively.