Find the odd man out:
1. Waste food, paper, plastic, bandages.
2. Pesticides, fertilizers, crop residue, sludge.
3. Strontium -10, Cerium – 141, Barium – 140, Cadmium.
4. Banana peels, cloth bag, food waste, plastic bag.
5. Fruits, ash, metals, vegetables.
Select the correct answer from above options
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