Match the following metals in drinking water with their maximum prescribed concentration in $ppm$:
List-$I$ (Metal) List-$II$ (Concentration in $ppm$) $A$. $Mn$ $I$. $0.05$ $B$. $Zn$ $II$. $5.0$ $C$. $Cd$ $III$. $0.005$ $D$. $Cu$ $IV$. $3.0$
| List-$I$ (Metal) | List-$II$ (Concentration in $ppm$) |
|---|---|
| $A$. $Mn$ | $I$. $0.05$ |
| $B$. $Zn$ | $II$. $5.0$ |
| $C$. $Cd$ | $III$. $0.005$ |
| $D$. $Cu$ | $IV$. $3.0$ |
- A$A-I, B-II, C-III, D-IV$
- B$A-I, B-IV, C-III, D-II$
- C$A-III, B-II, C-IV, D-I$
- D$A-I, B-III, C-IV, D-II$
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Match $List-I$ with $List-II$:
$List-I$ (Pollutant) $List-II$ (Source) $A$. Microorganisms $I$. Strip mining $B$. Plant nutrients $II$. Domestic sewage $C$. Toxic heavy metals $III$. Chemical fertilizer $D$. Sediment $IV$. Chemical factory
Choose the correct answer from the options given below:
| $List-I$ (Pollutant) | $List-II$ (Source) |
| $A$. Microorganisms | $I$. Strip mining |
| $B$. Plant nutrients | $II$. Domestic sewage |
| $C$. Toxic heavy metals | $III$. Chemical fertilizer |
| $D$. Sediment | $IV$. Chemical factory |
Choose the correct answer from the options given below:
Soil containing both $Al$ and $Fe$ is called
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