1. How many tons of water do people drink in their lifetime? (81 tons).

2. If a faucet drips water, it will drip 211ml in five minutes, and there will be nearly 21 liters of water every day. How many tons of water will be wasted in a year? (7 tons)

3. Give some examples of how to generate electricity? (thermal power generation, hydropower generation, wind power generation)

4. What are the principles of the environmental protection law? (The principle of putting prevention first and combining prevention with treatment; Polluter burden principle; Principle of environmental rights; Principle of coordinated development; Principle of public participation; The principle of sustainable development)

5. Which level of protected animals does the white-headed langur belong to in China? (level 1)

6. Please tell us the reasons for the flood disaster in the Yangtze River basin in 1998. (It is the result of the interaction of "natural disasters" and "man-made disasters". The direct cause of natural disasters is abnormal climate and excessive rainfall; There are three main causes of man-made disasters: first, the destruction of surface vegetation and serious soil erosion. Second, the continuous reduction of rivers and lakes has further reduced the flood storage and discharge capacity. Third, the necessary flood control measures can't keep up, and the urban flood control standard is low)

7. How much did the forest area in the world decrease from 1981 to 1995? (1.8 billion hectares)

8. The shortage of water resources has become a major problem in the development of cities in China. According to statistics, there are more than 311 cities in China that are short of water at present. How many economic losses are caused by water shortage in China every year? How much is the economic loss caused by water pollution? (more than 41 billion yuan, more than 11 billion yuan)

9. What is the percentage of fresh water resources in the world? (3%)

11. What is the proportion of polluted rivers in China at present? (91%)

11. With the increase of population, water resources have become a worldwide problem. The per capita water supply in the world has decreased by 1/3 compared with 25 years ago. How many countries have been affected by water shortage in the world today? (81 countries)

12. Mercury, cadmium, chromium, lead and arsenic are a kind of pollutants, which do great harm to human body and are called "five poisons". These pollutants are absorbed by plankton after entering the water body with wastewater. Small fish eat plankton, big fish eat eat small fish, and people eat polluted fish, and pollutants will gradually gather in the human body. Why do we call this relationship? (food chain pollution)

13. According to scientists' observation, the global climate is getting warmer. What are the main reasons for the warming? (human production activities emit a lot of carbon dioxide)

14. What if there is something missing? All living things on the earth will be extinct, including human beings? (air and water)

15. What is the harm of carbon monoxide gas to human body? (The human body carries oxygen to various tissues and organs by hemoglobin in blood. After inhaling colorless and odorless carbon monoxide, it will enter human blood. The ability of combining carbon monoxide and hemoglobin is 251 times stronger than that of oxygen, and it will quickly seize the position where oxygen in blood combines with hemoglobin, resulting in hypoxia in the brain and body, which can cause death in a short time)

16. Smoke and dust are solid particles in the atmosphere, with a small diameter, and those less than 11 microns can be used for a long time. Anything larger than 11 microns can land on the ground quickly. What is it called? (floating dust, falling dust)

17. In the 1991s, due to serious air pollution, a city in northern China was covered by smoke and dust, and lost its trace in satellite photography. What is the name of this city? (Benxi)

18. When is the annual "World Environment Day"? (June 5)

19. What is the polluter-pays principle? (whoever pollutes will be treated, whoever develops will be protected)

21. The seven major water systems in China are polluted to varying degrees. Please arrange them in order of pollution severity (Liaohe, Haihe, Huaihe, Yellow, Songhua, Pearl and Yangtze)

21. How much garbage is generated in China every year? (more than 81 million tons) and how fast is it growing every year? (11%)

22. What's the harm of garbage? (1) Pollution of soil, groundwater, atmosphere, etc., affecting urban environment and living conditions of residents; 2. Take up valuable land resources. )

In February, 23, 1952, a smog incident occurred in London, England, which shocked the world. More than 2,111 people died in two months. What was the cause of the smog incident in London? (waste gas pollution caused by coal burning)

24. In Helena Point, South America, which is closest to the South Pole, almost all animals are blind: if sheep get cataracts and become blind, hunters can pick up a blind rabbit and go home to enjoy the delicious food. Wild birds flying in the sky can't tell the direction by mistake, and even the fish in the river are blind. Many people live here. Why is this? (The ozone layer over this area has been seriously damaged, which is caused by the strong ultraviolet rays of the sun)

25. How high is the ozone layer from the ground? (21-31 km)

26. What are the main reasons for the destruction of the ozone layer? (The chemical materials used by human beings, such as freon, volatilize into the air)

27. When is the International Ozone Layer Day every year? (Sept. 16)

28. What diseases have the highest incidence caused by excessive ultraviolet rays? (keratitis, cataract)

What is the population of 2.9 billion and 1.2 billion? Might as well give some vivid statements: If China people stand hand in hand at the equator of the earth, how many times can they circle the earth? (51 laps); How many tens of thousands of tons of grain do the people of the whole country eat a day? (781111 tons); How many ten thousand tons of meat? 41,111 tons.

31. What pollution exists in modern family rooms? (human body pollution, building materials pollution, household appliances pollution, kitchen pollution, pesticide pollution)

31. What day is the Arbor Day in China every year? (March 12)

32. Why are there not so many stars in the sky above the city as in the countryside, and the moon is not so bright? (1) the light from the sky is covered by air pollution over the city; The second is the light pollution caused by artificial daylight. After sunset, billboards and neon lights in busy streets and squares reflect the city night as daylight. All these have affected the contrast between light and dark over the city to a certain extent.)

33. If there were no forests in the world, how much life on land would be reduced? （91%）； How much oxygen will be reduced in the air? （2/3）。

34. What are the three categories of light pollution? (internationally, light pollution is generally divided into three categories, namely, white light pollution reflected by sunlight on the surface of buildings, artificial daytime pollution caused by advertising lights, neon lights and street lamps at night, and colored light pollution caused by various colored light sources in indoor entertainment places)

35. With the construction of facilities along the street in cities, environmental problems caused by light pollution are becoming increasingly prominent. What measures can be taken to prevent the harm of light pollution? (a) Building construction and decoration use less surface, glass, etc., and use more materials with low light reflection coefficient. B, strengthen the decoration management of advertising lights and neon lights, and it is not advisable to use strong light sources with high power. C. If the light is too strong, the office building and living room can be controlled by double curtains. D, planting flowers and plants around the buildings to adjust the lighting environment. )

36. What are the main sources of noise? Industrial noise generated by various machinery and equipment in the factory; Traffic noise generated by vehicles such as cars, trains and ships; Construction site noise generated by pile drivers, mixers, bulldozers, etc.; Noise from public places and families)

37. What are the hazards of noise? (Noise will do harm to human hearing organs, nervous system, cardiovascular system and digestive system)

38. Where does domestic sewage come from? (Kitchen, toilet, bath, etc.)

39. What percentage of the earth's surface is covered with water? (71%)

41. What is the per capita fresh water in China? (1/4)

41. What are the main reasons for the deterioration and pollution of rivers and lakes in China? (industrial wastewater and domestic sewage)

42. What are the benefits of producing recycled paper from waste paper? (1) Do not cut down forests and save wood; 2, the log processing procedure is omitted, which saves investment and reduces wastewater discharge; 3. Reduce the consumption of water, electricity and coal, and save energy; 4. Reduce garbage and save land use. )

43. Why do a large number of fish and shrimp die when a red tide occurs? (Because a large number of plankton in seawater float on the sea surface, it will not only consume the oxygen in the water, but also prevent the oxygen in the air from entering the water body. In addition, red tide organisms will secrete mucus and stick to the gills of fish, shrimp, shellfish and other organisms, which will hinder breathing and lead to suffocation and death)

44. How does red tide harm people? Eating fish and shellfish polluted by red tide will lead to poisoning, and even death in severe cases.

45. How much sewage does the Yangtze River bring to the East China Sea every year? (16.6 billion tons)

46. If the water keeps running when you rinse your mouth, how much water will you waste every time you brush your teeth? (more than 3 liters of water, 3 kilograms)

47. What animal's natural enemy is the owl? (Mouse)

48. How to effectively reduce plastic waste? (1) Try not to buy or use; The second is to reuse and avoid one-off. )

49. What is the main reason why soil becomes desert? (human activities and climate change)

51. What are the ways of drug residues in meat, eggs and fish? Feed livestock, poultry and fish with contaminated feed, and use antibiotics and other drugs to prevent and treat diseases. )

51. What is the function of preservative? Where is it generally used? (The function is to prevent food from mildewing and rotting, and to inhibit the growth of bacteria and molds. Commonly used in the production of ham, sausage, fish, canned meat and other foods)

52. Eating too much pigment will do harm to health. Where are the pigments commonly used in life? (used in ice cream, cakes, refreshing drinks, dried fish, jam and other foods)

53. What is green food? (Green food refers to pollution-free, safe and high-quality nutritious food approved by China Green Food Development Center)

54. What are the components of China's green food logo? (It consists of the sun, leaves and buds)

55. What is the main composition of air? (nitrogen, oxygen, ozone, and various other gases)

56. What is the function of the earth's ozone layer? The ozone layer is a very important layer in the atmosphere, which can absorb most of the ultraviolet rays in the sunlight and protect the living things on earth from excessive ultraviolet radiation.

57. How many cigarette toxins can kill a cow? (21 cigarettes)

58. On average, how long does it take for a person to die from smoking? (11 seconds)

59. Carbon monoxide is a harmful substance. What percentage of carbon monoxide in the air comes from automobile exhaust? What is the main reason? (81%, mainly due to the incomplete combustion of gasoline. The more rush hour, the more carbon monoxide will be produced when the car can't run.)

61. Why not stay at the side of the main road for too long? [Because the concentration of harmful gases (carbon monoxide, etc.) emitted by motor vehicle exhaust at the side of traffic trunk roads is ten times or even hundreds times higher than that in other places, and the air pollution is great, which is harmful to health]

61. Why do glaciers at the edge of the Antarctic leave the Antarctic continent? (Global warming is caused by the "greenhouse effect")

62. How to reduce the "heat island effect" of cities? (increase the area of green plants)

63. What causes the lion surface of Lugou Bridge in the southwest of Beijing to become blurred, or even lose its head and legs and become "disabled"? (the result of acid rain corrosion in the atmosphere)

64. What is the cause of acid rain? (The result of carbon dioxide and sulfur dioxide in the waste gas discharged by factories combining with water in the air to form acidic substances and then mixing with rainwater)

65. What are the consequences of acid rain on lakes? (Acid rain can acidify the lake, leading to the gradual death of organisms in the lake, the destruction of ecosystem activities, and finally becoming a dead lake)

66. What are the main pollutions of household appliances? (Excessive volume of home audio-visual system will produce noise; If the air in the air-conditioned room is not circulating or the temperature is too low, we are easily infected by the virus and get sick; Mobile phones, induction cookers and microwave ovens can produce electromagnetic radiation)

67. What harm will it bring if cleaning agents are used too much? (a) The detergent left on clothes will irritate the skin, and in severe cases, it will lead to skin diseases. The detergent left on the surface of tableware or fruits and vegetables will enter our bodies and damage our health; B: A large amount of sewage containing detergents is discharged into rivers, polluting the environment and endangering aquatic life.)

68. Why should sharks be protected? Sharks play an important role in marine ecology and are at the apex of the marine food chain. Over-fishing of sharks will make some weak fish multiply and consume limited food, which will destroy the ecological balance of the whole ocean)

69. In the vast Pacific Ocean, there is an island that people call a lost island civilization. What is its name? (Easter Island)

71. How long does it take for waste plastics to degrade themselves in nature? (111-311 years)

71. Send a greeting card or e-mail? Which way is more environmentally friendly to express blessings? (e-mail)

73. What is endangered? (Endangered means that only a few are left, and there is hope of saving by taking measures)

74. What is extinction? (Extinction means that it will disappear forever, and it will never happen again)

75. Name the "eight public hazards" that shocked the world in the 21th century? (Minamata disease in Minamata Bay, Japan, painful disease in Mount Fuji, rice bran oil in Japan, asthma in Yoichi, Belgium, smog in Maas Valley, London, Britain, Donora, and photochemical smog in Los Angeles)

76. What typical epidemics are prone to occur because of the serious pollution of water environment caused by floods? (malaria, cholera, typhoid fever)

77. Name the four great apes in the world? (gibbon, orangutan, gorilla, chimpanzee)

78. Which level of protected animals does the white-headed langur belong to in China? (Level 1)

79. Which level of protected animals does the giant salamander belong to in China? (Grade II)

81. What are the main reasons for the sharp decline of wild animals at present? (mass killing by human beings)

81. The fresher the edible fungus and daylily, the better. Is this correct? (Wrong, auricularia auricula and daylily should be dried and cooked to avoid poisoning)

82. What is a green school? (A green school refers to a school that, on the basis of realizing its basic educational function, takes the idea of sustainable development as the guide, incorporates the management idea beneficial to the environment into its comprehensive daily work, and makes continuous improvement, effectively promoting the school as a whole to participate in the practical actions of environmental protection and sustainable development, cultivating high-quality talents with high environmental literacy, adapting to the development of the 21th century, and contributing to the sustainable development of society)

83. What is a green community? (A green community refers to a community that has certain hardware facilities that meet environmental protection requirements and has established a relatively complete environmental management system and public participation mechanism)

84. What is a green hotel (hotel)? What does a green hotel (hotel) contain? [Green hotel (hotel) refers to the concept of sustainable development,