MCQOPTIONS
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| 1. |
A substance or preparation which is likely to cause harm to human beings, other living beings, plants, micro-organisms, property or the environment by virtue of its alteration of its chemical or physico-chemical properties, is called- |
| A. | harmful substances |
| B. | hazardous material |
| C. | polluted substances |
| D. | none of the above |
| Answer» C. polluted substances | |