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UPSC Civil ServicesPrelims2025General Studies Paper I
Question
QQ28. Consider the following statements : Statement I : In the context of effect of water on rocks, chalk is known as a very permeable rock whereas clay is known as quite an impermeable or least permeable rock. Statement II : Chalk is porous and hence can absorb water. Statement III : Clay is not at all porous. Which one of the following is correct in respect of the above statements?
Options
- A Both Statement II and Statement III are correct and both of them explain Statement I
- B Both Statement II and Statement III are correct but only one of them explains Statement I
- C Only one of the Statements II and III is correct and that explains Statement I
- D Neither Statement II nor Statement III is correct
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Correct Answer
C Only one of the Statements II and III is correct and that explains Statement I
Model Answer
Answer: option C, as per UPSC's final answer key (Series A).