BiologyWhich of the following groups contain only non – biodegradable materials ?i) Wood, paper, leather ii) Polythene, detergent, PVCiii) Plastic, detergent, glass iv) Plastic, Bakelite, DDT
Which of the following groups contain only non - biodegradable materials ?
i) Wood, paper, leather ii) Polythene, detergent, PVC
iii) Plastic, detergent, glass iv) Plastic, Bakelite, DDT
