ICSE Class 10 Pollution — Mock Test (2027)
Free online mock test for Pollution (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 Pollution 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.From the given list, identify the two biodegradable wastes: Styrofoam, Metallic cans, Decaying fruits, Plastic bottles, Newspapers.
- A.Decaying fruits and Newspapers
- B.Styrofoam and Metallic cans
- C.Plastic bottles and Newspapers
- D.Decaying fruits and Metallic cans
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2.List two major harmful effects of pesticides such as DDT used in agriculture. Which of the following correctly identifies these effects?
- A.Increased soil fertility and enhanced crop yield.
- B.Bioaccumulation and biomagnification in food chains, and harm to non-target species like beneficial insects and birds.
- C.Reduction of atmospheric carbon dioxide and prevention of global warming.
- D.Immediate degradation in the environment and promotion of biodiversity.
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3.What is the primary cause of thermal pollution in water bodies?
- A.Discharge of hot water from industrial cooling processes.
- B.Release of untreated sewage into rivers and lakes.
- C.Excessive use of fertilizers leading to eutrophication.
- D.Deposition of acid rain increasing water temperature.
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4.Which gas reduces the oxygen-carrying capacity of blood by binding with hemoglobin?
- A.Carbon dioxide
- B.Oxygen
- C.Carbon monoxide
- D.Nitrogen
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5.The prime source of chlorofluorocarbons is :
- A.Vehicular emissions
- B.Industrial effluents
- C.Domestic sewage
- D.Refrigeration equipments
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