Biology 0610 · IGCSE
Digestive system
87 practice questions on Digestive system, with worked solutions and instant marking.
The graph illustrates how pH in the mouth changes after food has been eaten. Why is it sensible to brush your teeth after eating?
Feb/March 2016
Fig. 5.1 illustrates the various types of human teeth.
Feb/March 2016
Which term means the taking of substances into the body through the mouth?
Feb/March 2017
Which term means the intake of substances into the body through the mouth?
Feb/March 2017
Fig. 7.1 shows the alimentary canal and the organs associated with it.
Feb/March 2020
In which part of the body does egestion occur?
Feb/March 2021
In which location does egestion occur?
Feb/March 2021
Fig. 1.1 shows the alimentary canal together with the organs linked to it.
Feb/March 2021
Which row gives the correct names for parts of the large and small intestines?
Feb/March 2023
The diagram illustrates the digestive system together with some organs linked to it. Which label indicates the liver?
Feb/March 2024
Which labelled organ has a major role in the assimilation of amino acids by changing them into proteins?
Feb/March 2024
Which substance is responsible for the change in pH as food enters the small intestine?
Feb/March 2025
The human digestive system consists of the alimentary canal and the associated organs. Food passes along the alimentary canal, but it does not pass through the associated organs. One of the associated organs is the pancreas. State the letter in Fig. 2.1 that shows the pancreas and state the names of two enzymes released by the pancreas.
Feb/March 2025
Which takes place during digestion?
May/June 2017
What kind of tooth is shown in the diagram?
May/June 2017
In which section of the alimentary canal do chemical digestion and mechanical digestion occur?
May/June 2018
The diagram illustrates part of the alimentary canal. Which row correctly names the structures labelled J to M?
May/June 2018
Which organ carries out the breakdown of alcohol in the human body?
May/June 2018
In which section of the alimentary canal do chemical digestion and mechanical digestion occur?
May/June 2018
Part of the alimentary canal is shown in the diagram. Which row correctly names the structures labelled J to M?
May/June 2018
What organ is included in the digestive system?
May/June 2019
What level of organisation is represented by the oesophagus, pancreas, stomach and liver?
May/June 2019
Fig. 3.1 shows the alimentary canal together with the organs linked to it. Several sections are marked with letters.
May/June 2019
Table 1.1 presents several structures and parts of the alimentary canal together with related organs.
May/June 2019
A number of processes take place in the alimentary canal.
May/June 2019
In which region of the alimentary canal does ingestion occur?
May/June 2022
The diagram illustrates the human alimentary canal, with a string labelled in metres alongside it. What is the length of the small intestine?
May/June 2022
Which procedure involves material being removed from the rectum?
May/June 2022
The diagram displays the human alimentary canal, with a string labelled in metres next to it. What is the length of the small intestine?
May/June 2022
The diagram illustrates the human alimentary canal, with a scale shown in metres next to it. What is the length of the small intestine?
May/June 2022
In which section of the alimentary canal does ingestion occur?
May/June 2022
Which procedure involves taking material out of the rectum?
May/June 2022
Fig. 3.1 shows part of the human alimentary canal together with the associated organs.
May/June 2022
Which part is the duodenum?
May/June 2023
Which structure is located in the small intestine?
May/June 2023
Which section is the duodenum?
May/June 2023
Which organ forms part of the small intestine?
May/June 2023
What role does the gall bladder have?
May/June 2024
Which organ belongs to the digestive system?
May/June 2024
Which four organs belong to the digestive system?
May/June 2024
The diagram presents a section of the alimentary canal together with the organs connected to it. Which labelled part holds bile?
May/June 2024
What is the correct sequence of the processes that occur in the alimentary canal?
May/June 2024
Fig. 7.1 shows the human digestive system. State the letter in Fig. 7.1 that identifies: the gall bladder the organ that secretes salivary amylase where egestion happens where most absorption takes place where physical digestion happens where the pH is acidic.
May/June 2024
The diagram illustrates the digestive system. In which part does egestion occur?
May/June 2025
In which two mouth structures are teeth set?
May/June 2025
The diagram illustrates part of the human digestive system. In which organ is lipase produced?
May/June 2025
Below is a list of some organs in the digestive system. large intestine liver oesophagus pancreas salivary gland stomach Each word in the list may be used once, more than once, or not used at all.
May/June 2025
Which functions are performed by the small intestine?
Oct/Nov 2016
In what sequence do the processes that occur in the alimentary canal happen?
Oct/Nov 2016
The diagram illustrates a section of the human alimentary canal. Which organ is responsible for producing hydrochloric acid?
Oct/Nov 2016
What roles does the small intestine perform?
Oct/Nov 2016
What is the correct sequence of the processes that occur in the alimentary canal?
Oct/Nov 2016
The diagram depicts the human alimentary canal, with a scale shown in metres alongside it. What is the length of the small intestine?
Oct/Nov 2017
The diagram illustrates one kind of tooth. Use the key to identify which tooth it is.
Oct/Nov 2017
The diagram illustrates the human alimentary canal, and a string labelled in metres is shown next to it. What is the length of the small intestine?
Oct/Nov 2017
The diagram depicts the human alimentary canal, alongside a scale labelled in metres. What is the length of the small intestine?
Oct/Nov 2017
Which function is carried out by the duodenum?
Oct/Nov 2017
The diagram represents the human alimentary canal, with a scale shown in metres alongside it. What is the length of the small intestine?
Oct/Nov 2017
In the diagram, the human alimentary canal is shown with a scale in metres alongside it. What is the length of the small intestine?
Oct/Nov 2017
The diagram shows the human alimentary canal, and a scale in metres is marked next to it. What is the length of the small intestine?
Oct/Nov 2017
State the names of H and J. Record your answers on Fig. 5.1.
Oct/Nov 2018
The diagram illustrates the digestive system. In which part does egestion occur?
Oct/Nov 2019
A toxin made by the cholera bacterium causes water to move into the alimentary canal, leading to diarrhoea. The diagram displays the human alimentary canal. In which region are chloride ions secreted because of the toxin?
Oct/Nov 2019
The diagram illustrates a section of the human alimentary canal and the organs linked to it. Which structure secretes hydrochloric acid?
Oct/Nov 2021
Which region of the alimentary canal secretes an enzyme that digests proteins?
Oct/Nov 2021
The diagram illustrates a section of the human alimentary canal together with the organs linked to it. Which structure is responsible for producing hydrochloric acid?
Oct/Nov 2021
Which organ produces hydrochloric acid?
Oct/Nov 2022
The diagram presents a cross-section of a human tooth. Which row correctly identifies the labels on the diagram?
Oct/Nov 2022
What is the sequence of the processes that occur when food is consumed?
Oct/Nov 2022
Dental decay happens when bacteria decompose sugars and form acids. In what sequence are the parts of the teeth harmed by acid?
Oct/Nov 2022
Fig. 7.1 presents several names and functions of structures in the alimentary canal and associated organs.
Oct/Nov 2022
Fig. 2.1 shows the human alimentary canal together with the organs associated with it.
Oct/Nov 2022
The diagram illustrates the teeth in the human lower jaw. Which tooth is a molar?
Oct/Nov 2023
The diagram shows part of the human digestive system. Which organ is responsible for producing hydrochloric acid?
Oct/Nov 2023
Fig. 2.1 presents part of the human digestive system as a diagram. The sections are labelled A, B, C, D and E.
Oct/Nov 2023
Fig. 1.1 gives a diagram of the digestive system.
Oct/Nov 2023
Which region is part of the small intestine?
Oct/Nov 2024
Which row correctly identifies the four types of human teeth shown?
Oct/Nov 2024
The diagram presents the alimentary canal and several related organs in a cat. A cat’s alimentary canal is similar to a human’s. Which row identifies the structures labelled $1$-$4$?
Oct/Nov 2024
The diagram illustrates the human digestive system. Which letter indicates the rectum?
Oct/Nov 2024
The diagram shows a section of the alimentary canal. Which row correctly names the structures labelled J to M?
Oct/Nov 2024
Fig. 1.1 presents part of the human digestive system.
Oct/Nov 2024
The diagram illustrates part of the human digestive system. What is one function of the part labelled X?
Oct/Nov 2025
The diagram represents a cross-section through a molar tooth. Which letter labels the dentine?
Oct/Nov 2025
The diagram illustrates the human digestive system. In which part do cholera bacteria trigger the secretion of chloride ions?
Oct/Nov 2025
The graph illustrates how pH varies in the oesophagus, stomach and duodenum. Which substance is responsible for the pH change at the point marked X?
Oct/Nov 2025
The boxes on the left indicate the digestion types. The boxes on the right contain the sentence endings.
Oct/Nov 2025