Which of the following groups have only non-biodegradable components? 1. Wood, paper, leather 2. Polythene, detergent, PVC 3. Plastic, detergent, glass 4. Plastic, glass, animal dug
A
1 and 4
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B
only 3
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C
2 and 3
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D
1 and 3
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Solution
The correct option is C 2 and 3 Non-biodegradable waste is a type of waste that cannot be broken down into its base compounds by microorganisms, air, moisture or soil in a reasonable period of time. This type of waste is an environmental concern, as it threatens the environment and causes disposal problems. Plastics, detergents, PVC and glass all are non biodegradable.