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.

Sample questions

1. 1.Which element is known to cause radiation pollution?
   • A.Iron
   • B.Uranium
   • C.Calcium
   • D.Potassium
2. 2.Pooja is studying types of pollutants and finds that radiation pollutants, unlike others, emit harmful radiation into the environment, posing serious health risks. One of the examples of radiation pollutants is
   • A.Sulphur dioxide
   • B.Iodine - 131
   • C.Ozone
   • D.Discarded fused electric bulbs
3. 3.Which of the following is a disadvantage of living close to an airport?
   • A.It interferes with communication and disturbs peace of mind.
   • B.It increases the availability of fresh air and greenery.
   • C.It reduces the cost of transportation significantly.
   • D.It enhances the quality of sleep due to white noise.
4. 4.Which of the following pairs correctly represents two examples of gaseous air pollutants?
   • A.Carbon dioxide (CO₂) and Sulphur dioxide (SO₂)
   • B.Oxygen (O₂) and Nitrogen (N₂)
   • C.Methane (CH₄) and Hydrogen (H₂)
   • D.Dust particles and smoke
5. 5.Anjali matched pollutants with their effects on the environment. She tabulated the pairs as follows:

   Pollutant	Effect on the environment
   A	Causes thinning of the ozone layer.
   B	Affects plant growth by reducing

   Identify the correct pair of pollutants: (a) A – CFCs, B – Excessive fertilizers. (b) A – Methane, B – Plastic waste. (c) A – Carbon dioxide, B – Heavy metals. (d) A – Sulfur dioxide, B – Pesticides.