Question detail
Which of the following is a characteristic of potable water?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Using the Earth's resources and obtaining potable water
Question
- A. It contains high levels of minerals
- B. It is safe to drink
- C. It has a strong odor
- D. It is chemically pure
Answer
The correct option is It is safe to drink. This answer is correct because it matches the approved learning objective to explain why potable water should have low levels of dissolved salts and microbes in the subtopic Potable water.
Explanation
The correct option is It is safe to drink. It is safe to drink is correct because it directly supports the approved learning objective to explain why potable water should have low levels of dissolved salts and microbes. This belongs to the subtopic Potable water within Using the Earth's resources and obtaining potable water, so the explanation must stay tied to that curriculum context. The other options are incorrect because they either do not answer this learning objective, use a vague statement, or move away from Potable water.
Common mistake
Understanding Potable Water
Students often confuse potable water with chemically pure water, thinking both are the same.
Emphasize that potable water is safe to drink and may contain low levels of dissolved salts and microbes, while chemically pure water has no impurities at all.
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