2025 Geography - Geomorphology

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?

• Both Statement II and Statement III are correct and both of them explain Statement I
• Both Statement II and Statement III are correct but only one of them explains Statement I
• Only one of the Statements II and III is correct and that explains Statement I
• Neither Statement II nor State- ment III is correct