ICSE Class 10 Excretory Products and their Elimination — Mock Test (2027)
Free online mock test for Excretory Products and their Elimination (ICSE Class 10 Zoology) — 73 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 Excretory Products and their Elimination 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.Assertion (A): Nearly 99 per cent of the filtrate has to be reabsorbed by the renal tubules. Reason (R): The kidneys form about 180 litres of filtrate per day while only about 1.5 litres of urine is released.
- A.Both A and R are true and R is the correct explanation of A
- B.Both A and R are true but R is NOT the correct explanation of A
- C.A is true but R is false
- D.A is false but R is true
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2.Conditional reabsorption of Na+ and water takes place mainly in which segment of the nephron?
- A.Distal convoluted tubule (DCT)
- B.Proximal convoluted tubule (PCT)
- C.Descending limb of Henle's loop
- D.Bowman's capsule
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3.The human excretory system consists of a pair of kidneys, a pair of ureters, a urinary bladder and a:
- A.Urethra
- B.Cloaca
- C.Gall bladder
- D.Pancreatic duct
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4.Match each animal group with its mode of excretion: (a) Mammals (b) Birds (c) Aquatic amphibians. The correct matching is:
- A.(a) Ureotelic, (b) Uricotelic, (c) Ammonotelic
- B.(a) Ammonotelic, (b) Ureotelic, (c) Uricotelic
- C.(a) Uricotelic, (b) Ammonotelic, (c) Ureotelic
- D.(a) Ureotelic, (b) Ammonotelic, (c) Uricotelic
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5.Assertion (A): ADH facilitates water reabsorption from the latter parts of the tubule, thereby preventing diuresis. Reason (R): An excessive loss of fluid from the body activates osmoreceptors which stimulate the hypothalamus to release ADH.
- A.Both A and R are true and R is the correct explanation of A
- B.Both A and R are true but R is NOT the correct explanation of A
- C.A is true but R is false
- D.A is false but R is true
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