Biology 0610 · IGCSE
Circulatory systems
49 practice questions on Circulatory systems, with worked solutions and instant marking.
Which one of the following describes a function of the lymphatic system?
Feb/March 2017
What advantage does a double circulatory system give mammals?
Feb/March 2018
The diagram shows a cross-section of a fish heart and the direction in which blood flows. Once it leaves the heart, where does the blood travel to next?
Feb/March 2019
Mammals possess a double circulation. Which option gives the correct order in which blood moves through a mammal?
Feb/March 2020
Complete Table 2.1 by naming the fluids and by writing yes if red blood cells are present in the fluid or no if red blood cells are absent.
Feb/March 2020
Which row concerning the circulatory system is correct?
Feb/March 2023
Which row concerning the circulatory system is correct?
Feb/March 2023
Which row lists the parts of the human circulatory system?
Feb/March 2025
Fig. 3.1 illustrates the blood flow to some parts of a student’s body while the student is seated. Fig. 3.2 illustrates the blood flow to the same parts of the body when the student is exercising.
May/June 2017
Fig. 4.1 illustrates a section of a fish's circulatory system. The arrows indicate the direction in which the blood moves.
May/June 2017
In what way does the transport system in humans differ from that in a tree?
May/June 2019
Which set of organs is part of the same organ system?
May/June 2019
Mammals show a double circulation.
May/June 2019
The diagram illustrates several blood vessels and other structures found in the human body. All of the blood vessels shown are components of the same
May/June 2021
The diagram illustrates several blood vessels and other structures inside the human body. The blood vessels shown are all parts of the same
May/June 2021
The diagram illustrates several blood vessels and other structures in the human body. The blood vessels shown are all components of the same
May/June 2021
What is the order of the organs through which blood moves during one complete circulation of a fish’s body?
May/June 2021
The diagram illustrates some blood vessels and other structures inside the human body. The blood vessels shown are all components of the same
May/June 2021
The diagram illustrates a fish’s circulatory system. In which part of the circulatory system is the oxygen concentration lowest?
May/June 2022
What is a role of the lymphatic system?
May/June 2022
Which statements explain how the structures in the circulatory system work?
May/June 2023
Which of the following statements explain the roles of the structures in the circulatory system?
May/June 2023
The umbilical artery transports blood from the fetus to the placenta, whereas the umbilical vein brings blood from the placenta to the fetus. In what way do the contents of the umbilical artery differ from those in the umbilical vein?
May/June 2023
Complete the statements about the circulatory system. The heart [BLANK] blood through the body. Blood leaves the heart in vessels named [BLANK]. Blood returns to the heart in vessels named [BLANK]. Nutrients reach cells through vessels called [BLANK]. The presence of [BLANK] keeps blood flowing in one direction.
May/June 2023
Which statement gives a description of how blood circulates in the human body?
May/June 2024
What is one benefit of a double circulatory system?
May/June 2024
What route does blood follow in a fish?
May/June 2024
Complete the description of the human circulatory system. The circulatory system is a network of blood vessels with a [BLANK] and [BLANK] to make the blood flow in one direction.
May/June 2024
State two visible features that separate the fish in Fig. 1.1 from the amphibian in Fig. 1.2.
May/June 2024
A human organ system is shown in the diagram. What are the names of structures X and Y?
May/June 2025
In a fish, what order of structures does blood travel through after leaving the heart?
May/June 2025
What advantage does a double circulatory system provide?
May/June 2025
Which is a correct function of the lymphatic system?
Oct/Nov 2016
What does the term double circulation mean?
Oct/Nov 2016
The diagram illustrates the vessels involved in the movement of fluids to and from body cells. Which vessel is the lymph vessel?
Oct/Nov 2017
State what the function of a red blood cell is.
Oct/Nov 2018
Fig. 6.1 shows some body cells together with parts of the human lymphatic and circulatory systems.
Oct/Nov 2018
State the names of three structures found in a mammalian heart.
Oct/Nov 2019
Fig. 6.1 presents diagrams of the circulatory systems in a fish and a mammal.
Oct/Nov 2022
Some components of the human circulatory system are given. Which structures contain valves that guarantee blood flows in only one direction?
Oct/Nov 2023
Which of the following statements about the human circulatory system is correct?
Oct/Nov 2023
The diagrams illustrate the single circulation in a fish and the double circulation in a mammal. Which letters show the parts where the blood is most oxygenated?
Oct/Nov 2023
Which row indicates the correct features of a fish circulatory system?
Oct/Nov 2023
Describe two differences between the circulatory system of a fish and that of a mammal.
Oct/Nov 2023
The diagram illustrates the circulatory system of a fish. What structure is labelled X?
Oct/Nov 2024
In what order does blood pass through the circulatory system?
Oct/Nov 2025
Which statement explains a double circulatory system?
Oct/Nov 2025
The diagram illustrates the blood supply connecting a fetus with a placenta. Which row indicates the concentrations of substances in the umbilical artery and umbilical vein?
Oct/Nov 2025
Plan an investigation to find out how exercise intensity affects heart rate in humans.
Oct/Nov 2025