Water pollution is defined as the undesirable change in the physical, chemical, or biological properties of water due to addition of pollutants that make water unfit for human consumption. Industrial waste containing high amount of acids, alkalis and heavy metals cause an adverse effect on the marine life. Based on the above information think of the answers to the following questions.
What are the factors responsible for pollution of the river.

Explanation

**Step-by-Step Solution:**

1. **Understanding Water Pollution**: Water pollution refers to any undesirable change in the physical, chemical, or biological properties of water, making it unsafe for human consumption and harmful to aquatic life.

2. **Identifying Industrial Waste**: One of the primary factors responsible for river pollution is industrial waste. Industries often release untreated waste containing harmful substances such as acids, alkalis, and heavy metals directly into rivers.

3. **Impact of Industrial Waste**: The presence of these toxic substances in the water adversely affects marine life, including plants, animals, and microorganisms. This can lead to a decline in biodiversity and disrupt the ecosystem.

...