Class X Sciences
[papers from previous years]
How can level of water pollution be measured? List any two ways
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water pollution is defined as the presence of organic pollutants like organic matter , toxic substances , microorganisms etc. in the water body which results in contamination of water. The water pollution can be measured by checking the level of various pollutants :
1. Secchi disks
2. probes
3. filters
4. gauges and meters
1. Secchi disks
2. probes
3. filters
4. gauges and meters
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