- 1(current)
Q. No.A substance or energy introduced into the environment that has undesired effects, or adversely affects the usefulness of a resource is called:
| 1. | Pathogen | 2. | Allergen |
| 3. | Pollutant | 4. | Secondary metabolite |
82%
Subtopic: Introduction to Pollution & Types |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe Environment [protection] Act to protect and improve the quality of our environment [Air, Water and Soil] was passed by the Government of India in:
| 1. | 1974 | 2. | 1981 |
| 3. | 1986 | 4. | 1988 |
Subtopic: Introduction to Pollution & Types |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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