question_answer 9)

Answer the following questions: (a) Collect pieces of different kinds of paper. Find out, which of these can be recycled? (b) With the help of a lens, look at the pieces of paper you collected for the above question. Do you see any difference in the material of recycled paper and a new sheet of paper?  

Answer:

(a) Pieces of papers can be obtained from newspapers, notebooks, magazines, etc. All of these can be recycled whereas shiny plastic coated papers cannot be recycled. Because plastic is non-biodegradable. The paper which cannot be recycled can be reused to make paper bags, envelopes, etc. (b) Yes, there is a difference, surface of recycled paper is rough, while that of new sheet of paper is smooth. Recycled sheets are prepared from used papers. This type of paper can be used for making carry bags and other packing materials.