Plastic wrappers and bags often end up in rivers or water bodies. They clog waterways, harm animals and pollute water, making it unsafe for drinking and living beings that depend on it. Class 5 Environmental Studies Grade 5 Chapter 2 Journey ...
Discussion Forum Latest Questions
Yes, I’d use a plastic bottle, sand, charcoal and cotton. Cut the bottle, layer the materials and pour water through. It removes dirt and shows how filtration helps clean water at home. Class 5 Our Wondrous World Chapter 2 Journey of ...