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Pollution Of Air And Water Here is the CBSE विज्ञान Chapter 18 for Class 8 students. Summary and detailed explanation of the lesson, including the definitions of difficult words. All of the exercises and questions and answers from the lesson's back end have been completed. NCERT Solutions for Class 8 विज्ञान Pollution Of Air And Water Chapter 18 NCERT Solutions for Class 8 विज्ञान Pollution Of Air And Water Chapter 18 The following is a summary in Hindi and English for the academic year 2025-26. You can save these solutions to your computer or use the Class 8 विज्ञान.
What are the different ways in which water gets contaminated?
Water gets contaminated by following ways :
(i) Disposal of sewage in rivers.
(ii) Throwing of chemicals which are harmful and poisonous in the water bodies by various industrial units.
(iii) Mixing of harmful chemicals used in agricultural process with ground water, making it unfit for consumption.
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