B. Answer Briefly 1. List the features which are common between living and non-living things.2. Which of the following non-living things listed below were once a part of a living thing?leather, soil, wool, wood, cooking oil, rubber, salt, cork3. Give two examples of non-living things which show any two characteristics of living things,4. Name the following:(a) Waste products produced in plants (b) Waste products produced in animals(c) The products formed during respiration (d) A single-celled living thing(e) The smallest unit of living things5. Classify each of the following things as dead or non-living:fallen leaf, wrist watch, bone, water, wooden shelf, fossil, brick, glass, steel, mobile phone6. Classify the kind of growth irreversible and internal or reversible and external) that takeplace in each of the following things:body cells, hair, mountains, rivers, nails, clouds, glaciers, teeth​