ICSE Class 10 The Circulatory System — Mock Test (2027)
Free online mock test for The Circulatory System (ICSE Class 10 Biology) — 20 competency-based questions based on the latest CISCE 2027 syllabus, with instant marking. Try the samples below, then take the full test free.
What to expect: This mock test covers key concepts from the The Circulatory System chapter — including application-based and competency-focused questions aligned with how ICSE actually sets the paper.
Tip: Attempt without notes first to identify gaps, then review explanations for any wrong answers. Retake after a few days for best retention.
Sample questions
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1.The nearest organ to which the heart supplies oxygenated blood is
- a.Stomach
- b.Lung
- c.Intestine
- d.Heart itself
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2.Which one of the following blood vessels carries only deoxygenated blood?
- a.Pulmonary artery
- b.Pulmonary vein
- c.Aorta
- d.Capillaries
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3.Where is the tricuspid valve located in the heart?
- A.Between the left atrium and left ventricle
- B.Between the right atrium and right ventricle
- C.At the opening of the pulmonary artery
- D.Between the ventricles and aorta
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4.Which of the following is an enzyme required for the process of blood clotting?
- A.Amylase
- B.Thrombokinase
- C.Lipase
- D.Pepsin
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5.Which blood vessel carries blood to the lungs?
- A.Pulmonary vein
- B.Pulmonary artery
- C.Aorta
- D.Superior vena cava
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