Which of the following is non-biodegradable? (a) Wool (b) Nylon (c) Animal bones (d) Tea leaves

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14/12/2020 5:55 pm

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Tulika pia

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Which of the following is non-biodegradable?

(a) Wool

(b) Nylon

(d) Tea leaves

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14/12/2020 5:56 pm

Kinjal ray

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(b) Nylon

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