Materials Used in Daily Life Part-3 Very short questions and answers for S.E.E. students Questions and answers to practice for S.E.E. examination 1) Which type of fiber are orlan and silk? Answer: Orlan is a synthetic fiber where as silk is a natural fiber. 2) What is called chemical pollution? Answer: The environmental pollution caused by various chemicals like insecticides, chemical fertilizers, synthetic cleaners and other industrial chemicals is called chemical pollution. 3) What are bio-degradable solid wastes? Write with examples. Answer: The solid wastes that decay and decompose after some time are called bio-degradable solid wastes. Examples: Dead animals and plants, waste paper, clothes, thrown food stuffs, etc. 4) What are non bio-degradable solid wastes? Write with examples. Answer: The solid wastes that do not decay and decompose for a long time are called non bio-degradable solid wastes. Examples: Plastics, bottles, glass pieces, metals, etc. 5) What is solid wast...
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