ICSE Class 10 The Excretory System — Mock Test (2027)
Free online mock test for The Excretory 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 Excretory 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.Why is excretion necessary in the human body, and which of the following lists the common excretory substances correctly?
- A.Excretion removes toxic metabolic wastes like urea, carbon dioxide, water, salts, and bile pigments to maintain homeostasis.
- B.Excretion eliminates undigested food and fecal matter to prevent constipation and digestive disorders.
- C.Excretion regulates body temperature by expelling excess heat through sweat and urine.
- D.Excretion removes excess oxygen and glucose to balance energy production in cells.
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2.Arrange the following terms in the correct sequence of blood flow through the kidney: Glomerulus, renal vein, efferent arterioles, renal artery, afferent arterioles, secondary capillaries.
- A.Renal artery, afferent arterioles, glomerulus, efferent arterioles, secondary capillaries, renal vein
- B.Renal artery, efferent arterioles, glomerulus, afferent arterioles, secondary capillaries, renal vein
- C.Renal vein, afferent arterioles, glomerulus, efferent arterioles, secondary capillaries, renal artery
- D.Renal artery, glomerulus, afferent arterioles, efferent arterioles, secondary capillaries, renal vein
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3.Which blood vessel supplies blood to the kidney?
- A.Renal artery
- B.Renal vein
- C.Hepatic artery
- D.Pulmonary artery
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4.Which organ in the human body is responsible for the production of urea?
- A.Kidney
- B.Liver
- C.Lungs
- D.Pancreas
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5.Which organ in the human body is responsible for producing urea?
- A.Kidney
- B.Liver
- C.Pancreas
- D.Spleen
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