The competition has a total of 25 questions, 100 points and 4 points each. Of these, 20 were selected separately and 5 were selected. 1. Urban waste is divided into (). () a. Recyclables, other wastes, hazardous waste, residual waste (the correct answer) b. Recyclables, recyclables, non-recoverables, residual waste, glass waste c. Degradable waste, recyclable waste, recyclable waste d. Hazardous waste, glass waste, other waste 2. Hazardous waste should be put in (the correct answer) b. Red (the correct answer) b. C. Green d. Grey 3. Recycled waste (the correct answer) b. Red b. Blue (the correct answer) c. Green d. Grey 6. The answer is: chewing gum is not a food type, but a form of glue, but natural plastics are treated with various deodorant and glycerine, and therefore other waste. 7. What type of garbage is a spoiled sausage? () a. Cooking waste (right answer) b. Other waste c. Hazardous waste d. Recoverable answer: sausage is perishable biomass waste and is therefore leftover waste. 8. What type of garbage () a. Other b. Hazardous waste c. Recycled waste (the correct answer) is the answer to the excavated egg shell: it is perishable biomass waste that should be put into a cooking trash can. 9. What kind of garbage is an abandoned key? () a. Other b. Waste c. Recoverables (right answer) d. Harmful answer: the key is made of alloy and is recyclable. 10. How do you throw out after the takeout? () a. Residual foods are thrown to the after-services b. Boxes and to the rest of the garbage c. Hand over a. And b. (right answer) d., respectively, to throw out the answer resolution: packed surplus garbage should be removed and then delivered to the after-service trash cans, and the package delivered to the corresponding recyclables or other scavengers. What is the waste of cosmetics when they expire? () a. Other waste b. Recycled waste c. Hazardous waste (the correct answer) 12. Obsolete medicines are and require special security treatment. (a) a. Scrap b. Other scrap c. Harmful scrap (the correct answer) d. Analysis of recyclables: according to the national list of hazardous wastes, expired medicines from production, sale and use are hazardous wastes. Unlike waste in general, hazardous wastes are more hazardous, readily discharged, stored and dangerously hazardous, and can contaminate water bodies and soils, and thus affect human health, as a result of long-term infiltration and dispersion of rainwater groundwater. 13. What type of waste is a grey plastic bag? () a. Other garbage (right answer) b. C. Recycleable c. Hazardous waste: the grey plastic bag itself is made of waste plastic, does not have the value of recycling and is other waste. 14. What kind of garbage is chicken hair? () a. Recoverable b. Cooking c. Other garbage (right answer) d. Hazardous waste answer: other garbage because chicken hair is not easily decomposed. 15. What are the following types of batteries that belong to other wastes? () a. B. B. Accumulation (the correct answer) b. C. Old charge cell d. Button batteries: our production of alkali b. B. Has reached mercury-free levels and is other waste. The mercury thermometer is and requires special safety treatment. () analysis of the answer to other garbage b. C. Recoverable c. Hazardous waste (the correct answer): the mercury thermometer contains substances that are hazardous to humans and the natural environment and are hazardous waste. 17. What type of waste is a pesticide container? () recoverable b. Other waste c. Other waste d. Hazardous waste (the correct answer): the pesticide container is mostly plastic or metal material, but the pesticide container is hazardous because it contains a hazardous component that poses a certain risk to human health. 18. What kind of garbage is a used pencil? () a. Recoverable b. Spam c. Other waste (right answer) d. The solution to hazardous waste: the pencil is now made in graphite and clay and belongs to other garbage. 19. What kind of garbage is a broken dish? () a. Recoverable b. Waste c. Other waste (right answer) d. Harmful query: crush bowls are made of ceramics, no longer of recovery value, and are other garbage. Students are invited to come to their homes for tea, which is best used to protect the environment. () a. One-time paper cup b. One-time plastic cup c. Glass (right answer) d. Drinking the solution of bottled mineral water: answer: the glass is capable of being used repeatedly, and the other is a one-time container, which will become waste after its use, so in order to protect the environment, use as many non-one-time containers as possible. The classification of municipal waste should follow the principles of . The benefits of the gradual (correct answer) step-by-step (correct answer) d. Recycling of waste paper and plastic waste are: a. Reducing environmental pollution (right answer) b. Reducing resource use (right answer) c. Reducing land tenure (right answer). Used charging batteries contain hazardous substances such as metal mercury and cadmium and are hazardous waste. 24. Sanitary landfills of garbage can effectively reduce pollution. A. Surface water (the correct answer) b. Groundwater (the correct answer) c. Soil (the correct answer) d. Air (the correct answer) 25. What is the meaning of waste classification? A. Reducing waste pollution, protecting the environment (right answer) b. Efficient use of resources, reducing waste disposal and reducing costs (right answer)
