1. Does exercise reduce harmful cholesterol in the body?
A: Yes. Roland, Buckley National Institute of 8,000 male volunteers on the "National Runner Health Survey" results, found that long-distance running in the body of harmful cholesterol reduction and benign cholesterol increase. Half of the people with high blood pressure decreased their blood pressure, and the overall risk of heart disease was reduced by 30%.
2. Is it good to eat a lot of walnuts?
A: Yes. Eating large quantities of walnuts can reduce the body's harmful cholesterol (LDL) causes angina and cerebral sclerosis. This is the result of a study by the research group of Dr. Sebede of Lumarinda University in the United States.
3. Why is it bad to talk on a cell phone while driving?
A: Because talking on a cell phone while driving is too dangerous, the rate of accidents is more than four times as high as when not talking on a cell phone, which is the same as the rate of accidents that occur when driving under the influence of alcohol. The survey was conducted by Dr. Ledi Jomaiya and Dr. Zibsla at the University of Toronto.
4. Can milk get rid of bad breath?
A: Yes. After eating onions and garlic, just drink a glass of milk or gargle with milk, the odor can be eliminated.
5, drink drunk people can drink milk?
A: Yes. Drunken people drink some milk, can protect the gastric mucosa, relieve the absorption of alcohol.
6, fried vegetables can add milk?
A: Yes. If you add too much soy sauce when frying, add some milk can make the flavor beautiful.
7, milk can be heated with sugar?
A: no. In the 80-100 ° C high temperature, milk lysine and sugar into fructosyl lysine, not only will not be absorbed by the body, especially on the children's greater harm, so the milk boiled cool temperature, and then put sugar.
8, breakfast milk and eggs is the best combination?
A: no. Although the nutritional value of milk and eggs is very high, but the iron is very difficult to absorb, but also other foods to make up for the iron, it is best to have an animal's liver, blood, meat, fish, vegetables with eating.
9, milk and medicine can be taken together?
Answer; No. Milk is a good supplement. Milk is a good food to supplement the nutrition, but there are many drugs will make the milk produce undesirable substances, but will affect the health. You can drink some milk before taking the medicine, which can protect the gastric mucosa.
10, when to drink milk best?
A: at night.
11, soybean milk and eggs together?
A: Not good. Eggs in the mucus protein and soy milk in the trypsin inhibitor combination will lose nutritional value
12, tomatoes and cucumbers together to eat good?
A; not good. The main substance in tomatoes is vitamin C, cucumbers contain an enzyme that destroys vitamins
13, tofu and green onions eaten together?
A: Not good. Calcium in tofu is easily combined with oxalic acid in green onions to form calcium oxalate, which is not easily absorbed by the human body and destroys the nutrients in tofu.
14, milk and oranges eat together good?
A; not good. They become lumpy after mixing and are harmful to the human body.
15, strong tea can relieve alcohol?
A: No. Because alcohol is supposed to stimulate the heart very much. Because alcohol is a great stimulus to the heart, strong tea has the same role of excitation of the heart, so not only can not solve the alcohol, but also increase the burden on the heart.
16, milk cooked nutrition will be lost?
A: Yes. As the temperature rises, the milk contains vitamins, proteins and other nutrients will undergo chemical changes. The milk sold in the market today is sterilized and can be consumed directly.
17, eat more sweets will aggravate myopia?
A: Yes. Eating too many sweets will increase the osmotic pressure of the aqueous humor in the eye, leading to temporary myopia. Excessive intake of sugar for a long time will lead to vitamin B deficiency, affecting the nutritional metabolism of the eye wall.
18, people often say: "snow is a good year". Do you know why?
A: The snow layer can preserve the heat in the farmland, which is conducive to crop growth.
19, Beijing is a city of water shortage?
A: Yes. Because of the high population density, the annual per capita water resources in Beijing is only 300 cubic meters, while the internationally recognized lower limit of the annual per capita water resources is 1000 cubic meters. So we have to save water.
20. The air quality level is Ⅰ and Ⅱ, is it polluting to people?
A: No. It is excellent and good. It is excellent and good.
21. What is the best drink?
A: plain water.
22. Name the top three beverage plants in the world?
A: coffee, tea, cocoa.
23, cell phone in what occasion can not play?
A: on the airplane, in the operating room, because it can make some instruments, surgical instruments fail and cause danger.
24, rotten half of the apple can not eat?
A: Can not eat. Because the carcinogenic bacteria have spread to them.
25, with glasses also need to meet the standard?
A: Yes. If there are indicators do not meet the requirements of the national standards, will make the wearer vision loss, dizziness, headache, can not achieve the purpose of vision correction.
26, we all know that high blood pressure is not good for the human body, so is low blood pressure harmful to the human body?
A: There are hazards. In the elderly, about two-fifths of the stroke, myocardial infarction about one-fourth is caused by low blood pressure.
27, scientists have shown that the heart rate is related to life expectancy, so is it a fast heart rate or a slow heart rate of longevity?
A: The slow heart rate of longevity. Exercise can slow the heart rate, for example, walking 4 kilometers an hour or so a day can stimulate the vagus nerve, which can slow the heart rate.
28. Do insects have a gene for smell?
A: Yes. For example, mosquitoes are through the sense of smell to find and select the bite object, fruit flies are also through the sense of smell to the fruit to reflect.
29, garlic can prevent the flu?
A: Yes.
30, often eat foreign fast food is good?
A: not good. Foreign fast food food with three high (high calorie, high sodium, high fat) and three low (low mineral, low vitamin, low fiber).
31, sleepy good?
A: Not good. Lack of sleep is not good for the body, but sleepy is not good, it may be a sign of hardening of the arteries.
32, viruses, bacteria can be contagious, so bad mood will not be contagious?
A: Yes. As long as the face of a bad mood for 20 minutes, it will be passed on.
33, eating caramel can make people feel better?
A: Yes. Bananas contain a substance that can help the brain produce serotonin, a substance that can make a person's mood become cheerful and peaceful, and even reduce pain.
34, lower body temperature can make people live longer?
A: Yes. The average life expectancy of people living in the frigid zone is 10 to 30 years longer than those living in the tropics, when the body temperature is reduced to 30 degrees Celsius, the metabolic rate of the human body can be reduced by half, the body's oxygen consumption is only fifty percent of the normal.
35, running when listening to the radio is good?
A: Not good. This makes the nerves in charge of thinking do not get rest, so exercise can only play double the effect of half the effort.
36, new and old batteries can be mixed?
A: No. The resistance in the old battery actually becomes the same as the old battery. The resistance within the old battery actually becomes a resistance in the circuit, which will waste the electricity
37, what is the principle of Nobel's award?
A: Aim for the highest contribution.
38. What is intellectual property?
A: People can enjoy the patent rights on the results of their intellectual creation according to law.
39, the use of energy-saving lamps to save electricity and money?
A: Save money. To 34 yuan a 10W energy-saving lamps, for example (its lighting brightness equivalent to ordinary incandescent 50W) a day to 12 hours, 110 days to recover the cost.
40, bats are blind?
A: Yes. It sends out ultrasound from the throat and receives echoes with its ears to determine the size and shape of the reflections, texture and distance.
41. Is it better to consume more microbiotics?
A: No. Some vitamins can be harmful if you consume too much of them. Some vitamins can be toxic if you consume too much.
42, the wheel of the year in the tree, but also in what?
A: Animals and people have the wheel of the year, like the turtle's wheel of the year in the back of the armor, cattle, horses, sheep, the wheel of the year in the teeth
43, chewing gum instead of brushing your teeth?
A: No, you cannot. Chewing gum can only be an auxiliary cleaning of the teeth, because chewing gum cleaning tooth surface and part of the gums, and the food debris in the teeth can not be effectively removed, so the brushing of the teeth on the brushing.
44. What are the three main ways in which AIDS is spread?
Answer: sexual contact, blood and mother and child.
45. Can you get infected with AIDS through daily life and work contact with AIDS patients and HIV-infected people?
A: no.
46. What functions of the human body are destroyed after HIV invades the body?
A: Immune function.
47. What day is Earth Day?
A: April 22 every year.
48, World Environment Day is what day?
A: June 5 every year.
49. What is the World Stop Smoking Day?
A: May 31st.
50, what food should not eat on an empty stomach?
A: tomatoes, bananas, oranges, milk, yogurt, sugar, white wine.
51, fresh pork soaked in water?
A: Not good. Especially not with hot water soaking. Because pork soaked in water, a large number of myosin will be dissolved in water, affecting the fresh flavor of pork.
52, parents spend more time with their children, okay?
A: Good. Not only is it good for the children, but it can also extend the life of adults.
53, good for cancer prevention food?
A: tomatoes, garlic, onions, tea, kelp, mushrooms, beans, cauliflower and so on.
54, research shows that a person who suffers a major mental trauma or blow is a loss of life.
This is why experts have come up with a slogan: You shouldn't be angry for more than a few minutes.
A: 3 minutes.
55, physical labor and physical exercise are the same?
A: no.
56, nutritional drugs equal to nutritional products?
A: Not equal.
57, what is the human pulse rate? (heart rate)
A: The normal value is 60-80 beats / min, adults below 50 beats / min into bradycardia, higher than 100 beats / min into tachycardia.
58. Does smoking also damage the skin?
A: Yes. Studies have shown that women who smoke have more wrinkles and premature aging of the skin compared to non-smoking women.
59, twenty-four seasons is a Chinese invention?
A: Yes. It is an extremely brilliant achievement of ancient Chinese meteorological science.
60, each mouthful of rice in the mouth chewing time the longer the better?
A: Yes. Because oral saliva is the body's first line of defense against cancer, has a strong anti-cancer effect, as long as the saliva and food contact 30 seconds, can give full play to its role. Therefore, experts recommend that each mouthful of rice is best chewed 30 times.
61, spices are Chinese medicine?
A: Yes.
62, flowers also need to prevent poisoning?
A: Yes. Because some flowers are poisonous, like oleander, the whole body is poisonous. Lilacs and daffodils are also poisonous.
63. What is the human lung capacity?
A: The average is 3470 milliliters for men and 2400 milliliters for women. Lung capacity decreases with age. after 30 years old, every year of age, lung capacity decreases by an average of 25?30 milliliters.
64, filter cigarettes can filter out some of the harmful substances in cigarettes, so can filter out nicotine?
A: No. Filter cigarettes can filter out some of the harmful substances in cigarettes. Filter cigarettes can filter out smoke tar, but not filter out nicotine and carbon monoxide.
65, Liuquanju Shi is Pu Songling's alias?
A: Yes.
66. Whose poem is "Shoot the man first, capture the thief first"?
A: Du Fu.
67, in the visible light, the longest wavelength is red light, the shortest is violet light. What color light is the most sensitive to the human eye?
Answer: green light.
68, Jingdezhen's name comes from the emperor's year, may I ask, is it the Northern Song Dynasty or the Ming Dynasty emperor's year?
A: Northern Song Dynasty, Song Zhenzong.
69. How many eyes does a bee have?
A: 3 single eyes and 2 compound eyes.
70, Ganoderma lucidum is a herb?
A: No. It is a fungus. (Fungi)
71, Which two elements are the main components of petroleum?
A: carbon and hydrogen.
72. What are the six characteristics of cults?
A: (1) worship of the godfather; (2) mind control; (3) fabrication of heresies; (4) collection of money; (5) secret associations; (6) harm to society.
73. What is the name of the sphinx in Egypt?
A: Sphinx.
74. Gas poisoning refers to which gas poisoning?
A: Carbon monoxide.
75. A deck of playing cards has 13 cards in each of the four suits.
A: It means there are 13 weeks in a season.
76. Was it the ship or the train that first used steam for power?
A: Ships.
77. Which of the twenty-four solar terms is the one that indicates the start of underground activities of small animals?
A: hibernation.
78, Su Wu shepherds sheep story for thousands of years for people to praise, he was exiled by the Xiongnu to the North Sea shepherds, may I ask the North Sea is today's what place?
A: Lake Baikal.
79, when operating a computer, what are the requirements for the location of the computer screen? What is the distance between your eyes and the screen?
A: the same level as the operator's chest, between 40-50 centimeters.
80, which of the following methods of consumption is not desirable? Small onions with tofu, soy milk with eggs, potatoes with beef, tomatoes with scrambled eggs.
A: the first three.
81, China in the popularization of science has no formal legal provisions?
A: Yes, the "Chinese People's **** and State Popularization of Science and Technology Law".
82, in the green food on the label A grade AA grade is what it means?
A: A level is allowed to use some pesticides, but can not exceed the standard; AA level is no pesticides, the use of organic fertilizer.
83, how many bones in the human body?
A: 206.
84, laugh will improve human immunity?
A: Yes. But it won't work if you don't feel the pleasure from the bottom of your heart.
85, food "eat while hot" good?
A: Not good. Hot food can make the oral mucosa congestion, mucosal damage caused by ulcers, but also on the gums and teeth damage. Long-term eating hot food can also destroy the tongue and taste buds affect the taste nerve, so that people taste more and more heavy.
86, please say what is the theme of the last three years of consumer year?
A; clear consumption, green consumption, scientific consumption.
87, which plant is known as the "king of oil"?
A: oil palm.
88, please name two plants related to Buddhism?
Answer: Bodhi tree, carefree flower, shell palm.
89. What is the tallest tree in Asia?
A: Lookout tree.
90. Give four species of tropical fruit trees.
A: mango, longan, banana, lychee, pomelo, rambutan, pineapple, durian.
91. Which plant can fight cancer?
A: Maidenwood, aloe vera.
92, the world's earliest paper money originated in which country?
A: China. Yuan Dynasty began to issue paper money.
93, we often use "women" to use as a women's pronouns, the original meaning of the word "women" refers to the women's belt?
A: No. It refers to the headscarf and scarf on women's heads. It refers to the headscarves and hair ornaments on women's heads.
94. In which parts of the world are tropical rainforests found?
A: The Amazon River Basin in South America, the Zaire River Basin in Africa, Southeast Asia and other places.
95. Name the four stages of bee development.
A: Egg, larva, pupa, adult.
96, royal jelly is secreted by the queen bee?
A: No. It is secreted by worker bees. It is secreted by worker bees.
97 What are the three members of a bee colony?
A: The queen bee, the worker bees and the male peak.
98. Which member of the bee do we often see?
A: The worker bee.
99. Are worker bees female or male?
A: Female.
100: What are the functions of the queen and the male?
A: The queen bee is responsible for laying eggs and the male peak is responsible for mating with the queen bee.