Rajshekhar Asked: December 19, 2023In: Class 10 Science The presence of a particular group of bacteria in water bodies indicates contamination. Identify the group. 2024 CBSE NCERT Science Class 10 sample question paper with solution 2024 cbse ncert science class 10 sample question paper with solutioncbse science class 10 sample question paper 2023-2024ncert solutionssample paper for class 10 cbse science free downloadtiwari academy