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By Maitree Choube
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Updated on 4 Oct 2025, 16:35 IST
Waste Water Story is the last chapter of CBSE Class 7 science and include important concepts that are often asked in exams. The Wastewater Story Class 7 Science MCQs are prepared as per the CBSE Class 7 curriculum and the latest 2025-26 syllabus. By solving these Class 7 science MCQs, students will understand the concept easily and get well-prepared for their annual exams.
In this chapter of Class 7 Science Wastewater story students will learn key concepts of the value of clean water and sanitation. The chapter gives an explanation of how wastewater is generated in our homes and environments and how it is treated and then it is discharged back into the environment. Practicing these questions will help to frame answers and remember important points in exam. These MCQ questions will also help in science experiments and practical exam. these shorts points are usually asked in practical exams. So students should seriously learn and practice these Chapter 13 Wastewater Story MCQ Questions for Class 7 Science
Here is a set of 50 MCQ questions from Class 7 Science Chapter 13 Wastewater Story. These questions cover important topics like the sources of wastewater, sewage treatment processes, the role of microorganisms, and the importance of sanitation and hygiene. By practicing these Class 7 2025 MCQs students can revise key concepts in a simple way and prepare effectively for their annual exams.
Wastewater Story Class 7 MCQs
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Wastewater is the dirty or waste water from homes, industries, hospitals, and other places that contains soap, food waste, chemicals, and human waste.
The chapter teaches students about sewage, wastewater management, treatment methods, and the importance of sanitation and hygiene.
STP stands for Sewage Treatment Plant, where wastewater is cleaned through physical, chemical, and biological processes before being reused or released.
It eliminates water pollution, minimizes health hazards, curbs transmission of waterborne illnesses and conserves freshwater sources.