Question detail
What is phytomining?
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. Using bacteria to extract metals from ores.
- B. Using plants to absorb metal compounds from soil.
- C. Using heat to extract metals from rocks.
- D. Using chemicals to dissolve metal ores.
Answer
The correct option is Using plants to absorb metal compounds from soil.. This answer is correct because it matches the approved learning objective to explain that metal ores are limited resources in the subtopic Alternative methods of extracting metals.
Explanation
The correct option is Using plants to absorb metal compounds from soil.. Using plants to absorb metal compounds from soil. is correct because it directly supports the approved learning objective to explain that metal ores are limited resources. This belongs to the subtopic Alternative methods of extracting metals 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 Alternative methods of extracting metals.
Common mistake
Misunderstanding Resource Limitations
Students often think that metal ores are unlimited resources and can be extracted indefinitely.
Emphasize that metal ores are finite resources, meaning they are limited in availability and will eventually be depleted.
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