| List- I | List II | ||
| A | Atomic plant | 1 | Dioxin |
| B | Cadmium | 2 | Minimata |
| C | Hg | 3 | Mottled anamel |
| D | Flourine | 4 | Kidney necrosis |
| E | PVC | 5 | Heavy water |
A) A-5 B-4 C-2 D-3 E-1
B) A-5 B-2 C-4 D-3 E-1
C) A-4 B-2 C-2 D-3 E-1
D) A-4 B-5 C-2 D-1 E-3
Correct Answer: C
Solution :
Cadmium occurs in air due to industries and human activities. It is poisonous at very low level and is known to accumulate in human liver and kidney. It causes hypertension emphysema and kidney damage. Polyvinyl chloride (PVC) is widely used plastic resin. It is a known carcinogen in man and also suspected to induce brain and lung cancer. Mercury enters water naturally as well as through industrial effluents its organic and inorganic forms are highly poisonous. It was responsible for minimata disease. Prolonged intake of fluoride containing water stiffens the bone joints particularly of spinal cord and mottling of teeth.
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