Humber/Ontario Real Estate Course 2 Exam Practice

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Prepare for the Ontario Real Estate Exam with our comprehensive Humber Course 2 Exam Practice quiz. Engage with multiple choice questions and detailed explanations, designed to help you excel.

Each practice test/flash card set has 50 randomly selected questions from a bank of over 500. You'll get a new set of questions each time!

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What is the most likely cause of contamination in a water well located on a property?

The well is too shallow, i.e., more than 20 feet but less than 40 feet in depth.
The well is drilled with a small diameter piping.
Surface water contamination due to drainage issues.
The openings to the well are sealed from the outside.
Improper installation of the well casing.
Natural contamination from underground sources.

The correct answer is: Surface water contamination due to drainage issues.

Surface water contamination due to drainage issues is the most likely cause of contamination in a water well located on a property. When the well is in close proximity to surface water sources and the property has drainage issues, contaminants from the surface can seep into the well through the surrounding ground, leading to contamination of the water supply. This can include pollutants from agricultural activities, industrial runoff, or even sewage. It is crucial for the well to be located in an area with proper drainage to prevent contamination. Options A, B, D, E, and F are less likely causes of contamination in a water well. Shallow well depth, small well diameter piping, well casing openings sealed from the outside, improper well casing installation, and natural contamination from underground sources are important factors to consider, but in this scenario, surface water contamination due to drainage issues poses the highest risk of contamination.