Here are some recommendations from experienced executive recruiters on how to easily ace an assessment test: Relax. Even chief executives can feel intimidated by the assessment process. But it's important to remember that there are, in fact, no right or wrong answers. Advanced assessment methodologies use business case studies that are hard to game, so what's most important is to be yourself and respond candidly and authentically.
Causes of Water Pollution. Let us now study the causes of water pollution. 1. Industrial waste: Industries produce huge amount of waste which contains toxic chemicals and pollutants which can cause air pollution and damage to us and our environment.They contain pollutants such as lead, mercury, sulphur, asbestos, nitrates and many other harmful chemicals.ollution of water occurs when substances that will modify the water in negative fashion are discharged in it. This discharge of pollutants can be direct as well as indirect. Water pollution is an appalling problem, powerful enough to lead the world on a path of destruction.
Water pollution causes flooding due to the accumulation of solid waste and soil erosion in streams and rivers. Oil spills in the water causes animal to die when they ingest it or encounter it. Oil does not dissolve in water so it causes suffocation in fish and birds. Water Pollution Facts. Following are some facts on water pollution: 1  Fourteen billion pounds of garbage, which is mostly plastic, is dumped into the ocean every year. 2  The Ganges River in India is one the most polluted rivers in the world with sewage, trash, food, and animal remains.