Environment & Ecology · Environmental Science
Which of the following substance groups represents non-biodegradable substances?
- 1Plastic bubble pack, regular milk packets, medicine plastic bottles✓
- 2Spoilt food, vegetable peels, used tea leaves
- 3Grasses, spoilt food, vegetable peels
- 4Vegetable peels, flowers, paper
Correct answer
Plastic bubble pack, regular milk packets, medicine plastic bottles
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