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InterviewSolution
| 1. |
Please give the answers of science class 10 activity 15.3 |
| Answer» Your answer is here?Ponds and lakes contain decomposers which act as an cleansing agent, whereas an aquarium doesn\'t contain any decomposers which can clean the aquarium, so as a result an aquarium needs to be cleaned periodically... hope it helps you?✌ | |