Question

suggest any 4 measures for water pollution​

Answer 1

1. Use of water should be minimised in processing by reusing and recycling the products in successive stages.

2. Rainwater harvesting should be practiced by industries.

3. Hot water and effluents must be treated before release into ponds and rivers. It should be done in three phases: primary. secondary and tertiary.

4. Drawing of groundwater reserves must be regulated legally as overdrawing is harmful to the environment.

hope it's helpful.

Answer 2

Water pollution is measured by analysing water samples. Physical, chemical and biological tests can be conducted. Control of water pollution requires appropriate infrastructure and management plans. The infrastructure may include wastewater treatment plants.