MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the permitted concentration of iron in drinking water? |
| A. | t100 g/l |
| B. | t200 g/l |
| C. | t300 g/l |
| D. | t400 g/l |
| Answer» C. t300 g/l | |