IGCSEScienceCambridge (CIE)Combined ScienceBiologyExam Questions9. Transport in AnimalsCirculatory Systems, Heart & Blood Vessels

Circulatory Systems, Heart & Blood Vessels (Cambridge (CIE) IGCSE Combined Science: Biology): Exam Questions

Exam code: 0653

7 mins4 questions
1
1 mark

What is not used to monitor the activity of the heart?

  • an electrocardiogram (ECG)

  • diet and exercise

  • the pulse rate

  • the sound of the heart valves

Choose your answer

2
1 mark

Which factors could a person change to reduce their risk of developing coronary heart disease?

  1. diet and exercise

  2. stress and smoking

  3. genetic predisposition and age

  • 1 only

  • 1 and 2 only

  • 2 and 3 only

  • 1, 2 and 3

Choose your answer

3
3 marks

The heart is the organ that pumps blood around the body.

(i) State the name of an upper chamber of the heart.

[1]

(ii) State the type of blood vessel that transports blood to the heart.

[1]

(iii) State the function of red blood cells.

[1]

How did you do?

4
2 marks

Heart disease is caused by the blockage of arteries in the heart. Less oxygen is transported to the heart muscle, which causes damage to the heart.

(i) State the name of these blocked arteries.

[1]

(ii) State the name of the component of blood that transports oxygen.

[1]

How did you do?