Daily necessities

1. How to use paper reasonably when printing materials with a printer?

Answer: to print informal information, you can use single-sided second-hand paper; Make full use of each piece of paper by adjusting font size, equidistant and margin.

2. Name several ways to reuse beverage bottles.

Answer: Cut the beverage bottle from a suitable position, and the lower part can be used as a toothbrush cup, a pen container, a cup for taking rice or noodles.

3. What materials can be used in the homemade piggy bank?

Answer: beverage cans, soap boxes, toothpaste boxes, etc.

4. Advantages and disadvantages of using disposable chopsticks and plastic tableware in restaurants and restaurants.

A: Pro: Hygiene, not easy to get infected with various diseases.

Disadvantages: Plastic tableware is not easy to handle, resulting in "white pollution". Disposable chopsticks waste a lot of wood. In the long run, it will destroy the forest and ecological environment.

Conclusion: The disadvantages outweigh the advantages and should be stopped.

5. How do families save water?

Answer: The water for washing rice or vegetables can water the flowers; After washing your face and clothes, water can be left to clean the floor and flush the toilet. Take more baths, which saves water and is more hygienic. If your toilet has a large capacity, you can put a coke bottle full of water in the water tank. Through this little gesture, you can save water 1.25 liters each time.

6. How to save water in laboratories and laboratories?

Answer: When preparing distilled water or conducting condensation experiments, the amount of cooling water should be as small as possible to achieve the purpose of cooling. Collect cooling water for cleaning experimental instruments and cleaning.

7. What are the effective actions to reduce "white pollution"?

A: I consciously carry shopping bags every time I go shopping.

8. Smoking is harmful to health. Do you know the main carcinogens and radioactive substances contained in cigarettes?

A: Nicotine; Polonium -2 10.

9. Automobile exhaust is the most serious pollution source of which metal in the world?

A: Lead.

10, what are the clean energy sources?

A: Bioenergy, solar energy and geothermal energy.

Basic knowledge articles

1. What is the meaning of China environmental label?

A: The central structure of environmental signs in China is green mountains, green waters and the sun, indicating the environment on which human beings depend, while ten ring indicates public participation in environmental protection. The moral of the whole painting is: "The whole people unite to protect the environment on which they live."

2. food pollution can be roughly divided into two categories according to its pollution nature?

A: Biological pollution and chemical pollution.

3. What are the main pesticides that cause harm to human body through contaminated food?

A: Organochlorine pesticides, organophosphorus pesticides and organomercury pesticides.

4. What are the ways of water pollution?

Answer: Urban sewage, industrial wastewater, farmland containing pesticides, fertilizers and organic matter, atmospheric deposition, radioactive deposition and acid rain.

5. What do you mean by "three wastes" in industry and "three wastes" in life?

Answer: Industrial "three wastes" refer to waste gas, waste water and waste residue; The "three wastes" of life are the production of feces, garbage and sewage.

6. At present, about 654.38+08 billion people in the world get sick from drinking water contaminated by organisms. Do you know what diseases are mainly caused by drinking these polluted water?

A: There are dysentery, injury, collateral injury, cholera, polio, infectious hepatitis, schistosomiasis, fasciitis and so on.

7. What are the four main sources of environmental noise?

A: Transportation, industrial production, construction and social life.

8. What are the "Three Rivers" that China will focus on harnessing?

A: Huaihe River, Haihe River and Liaohe River.

9. What are the key "three lakes" in China?

A: Taihu Lake, Dianchi Lake and Chaohu Lake.

10, what is the greenhouse effect?

A: Carbon dioxide and water vapor in the air can absorb the heat lost on the ground, but part of the heat energy will be transmitted back to the ground, which will isolate the ground. This effect similar to the greenhouse effect is called the greenhouse effect.

Environmental protection system

1. What is ISO 14000?

A: It is a series of environmental management standards.

2. What do you mean by "three simultaneities" in environmental protection?

Answer: In new construction, reconstruction and expansion projects, all three wastes and environmental pollution are discharged, and the control measures must be designed, constructed and put into production at the same time as the main project.

3. What is the "three synchronizations" of environmental protection?

A: Economic construction, urban construction and environmental construction should be planned, implemented and developed simultaneously.

4. What does the "three unifications" of environmental protection mean?

A: The unification of economic benefits, social benefits and environmental benefits.

5. What is the national administrative department of environmental protection in China?

A: State Environmental Protection Administration.

6. What environmental regulations must be implemented for all new construction projects?

A: Environmental impact assessment method.

7. Why should sewage charges be levied?

A: The environment is a kind of resource, and collecting sewage charges is a kind of compensation for polluters to occupy environmental resources.

8. What does "one control and two targets" mean?

That is, the total amount of pollution is controlled, the environmental functional areas meet the standards, and all industrial pollution sources meet the standards.

9. What is the "3R principle" of circular economy?

Answer: "3R principle", namely "reduction, reuse and recycling", is the most important practical operation principle of circular economy.

10. What environmental obligations does the environmental protection law impose on citizens? What environmental rights do you enjoy?

A: Every citizen has the obligation to prevent pollution and protect the environment. Enjoy the right to live in a clean and comfortable environment; Have the right to participate in environmental supervision and management, and have the right to report and accuse acts of pollution and destruction of the environment; When being infringed by pollution, they have the right to request judicial organs and administrative organs to order the infringer to stop the pollution infringement and compensate for the losses.

Note: some of these contents were written by myself, and some of them were intercepted in the following webpage, hoping to help you.

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