1. Encyclopedia knowledge: What tree is called a "living fossil"?

Answer: The ginkgo tree is called a "living fossil". It is also called the ginkgo tree and the Gongsun tree and belongs to the Ginkgo family. The trees are up to 40 meters high.

2. Encyclopedia knowledge: Chinese people eat sticky sweets when "giving gifts to the Kitchen God". What is the purpose of this?

Answer: Chinese people eat tooth-sticking sweets when "giving gifts to the Kitchen God". This is to use sugar to stick to the Kitchen God's teeth. There are many more folk customs in China. If you pay attention, you will find many interesting things.

3. Encyclopedia knowledge: Do African elephants have bigger or smaller ears than Asian elephants?

Answer: In addition to their different habitats, the differences between African elephants and Asian elephants are also different in appearance. For example: African elephants have larger ears, while Asian elephants have smaller ears. The tusks of both male and female African elephants are obviously exposed, while only the male elephants of Asian elephants are exposed

4. Encyclopedia knowledge: What is the largest island in Europe?

Answer: Great Britain is the largest island in Europe. It is located in the Atlantic Ocean in western Europe and covers an area of ??220,000 square kilometers. It is a major part of the British territory.

5. Encyclopedia knowledge: Who is the songwriter of the campus song "Childhood"?

Answer: The songwriter of the campus song "Childhood" is Luo Dayou. This song is still loved by many students.

6. Encyclopedia knowledge: Who is the composer of "Yellow River Cantata"?

7. Encyclopedia knowledge: Which scenic spot does Li Bai refer to when he writes, "Flying down three thousand feet, it is suspected that the Milky Way falls in the sky"?

Answer: "Looking at the Lushan Waterfall" by Li Bai, the great poet of the Tang Dynasty: "The sun shines on the incense burner and the purple smoke rises. From a distance, I can see the waterfall hanging in front of the river. The water flows down three thousand feet, and it is suspected that the Milky Way falls from the sky." Description The most beautiful is the scenery of Mount Lu.

8. Encyclopedia knowledge: Did Portugal have colonies in North and South America?

Answer: Due to Europe's developed maritime activities and Columbus's discovery of the New World, North and South America became colonies of many European countries, but Portugal never had colonies in North and South America.

9. Encyclopedia knowledge: In what kind of handicraft does “turtle pattern” appear?

Answer: Moire refers to an unsightly mesh pattern that appears due to improper angle matching of the positive plate during proofing or printing. This pattern often appears in batik.

10. Encyclopedia knowledge: What is the lowest country in the world?

Answer: The Netherlands is located on the North Sea and is the lowest country in the world. The coastline of the Netherlands stretches and twists and turns, with a total length of 1,075 kilometers, but the seawall is twice as long as the coast, with a total length of 2,414 kilometers.

11. Encyclopedia knowledge: What drinks should not be drunk when you have a fever?

Answer: Drinking strong tea when you have a fever is more harmful, because theophylline contained in tea will increase the body temperature and affect the effect of cooling drugs, thus aggravating the condition. Therefore, it is not suitable to drink tea when you have a fever.

12. Encyclopedia knowledge: Which language does the word "montage" originate from?

Answer: "Montage" comes from French and was originally an architectural term, which means combination and composition. When used in movies, it means "cutting and combining".

13. Encyclopedia knowledge: How many atria and ventricles does the human heart have?

Answer: There are four cavities in the heart, namely the left atrium, left ventricle, right atrium and right ventricle. The left atrium communicates with the left ventricle, and the right atrium communicates with the right ventricle.

14. Encyclopedia knowledge: Is the largest peninsula in Europe located in southern Europe or northern Europe?

Answer: Scandinavia is the largest peninsula in Europe. It is located in northern Europe between the Barents Sea, the Norwegian Sea, the North Sea and the Baltic Sea, covering an area of ??800,000 square kilometers.

15. Encyclopedia knowledge: In which region are my country's water energy resources mainly distributed?

Answer: The distribution characteristics of water resources in my country: more in the south, less in the north, more in summer and autumn, and less in winter and spring.

my country's water energy resource reserves rank first in the world, 70% of which are distributed in the southwest region.

16. Encyclopedia knowledge: Which playwright is "A Doll's House"?

Answer: "A Doll's House" is a famous social drama written in 1879 by Henrik Ibsen, the greatest Norwegian dramatist in the 19th century.

17. Encyclopedia knowledge: In the pre-Qin period, what were the images and patterns of dragons commonly compared to?

Answer: In the pre-Qin period, the image and pattern of the dragon was generally compared to a gentleman. The dragon pattern has undergone countless changes from ancient times to the Ming and Qing Dynasties, and its shapes are also extremely rich.

18. Encyclopedia knowledge: Many animals have electrically charged or luminous organs. Is "can be used for lighting" correct for the purpose of these organs?

Answer: Many animals have electrically charged or luminous organs, but these organs are not used for lighting.

19. Encyclopedia knowledge: Babies need one more essential amino acid than adults, right?

Answer: There are eight kinds of amino acids that must be obtained from external protein foods. These eight kinds of amino acids are called essential amino acids. Histidine is the ninth essential amino acid for infants, but adults do not need it.

20. Encyclopedia knowledge: Was the "Pathétique Symphony" composed by Tchaikovsky?

Answer: "The Sixth Symphony" ("Pathétique Symphony") was written by Tchaikovsky in the last year of his life (1893).

21. Encyclopedia knowledge: Where is the origin of Pu'er tea?

Answer: Pu'er tea is produced in Yunnan and other border areas, and Simao is a world-famous Pu'er tea producing area and one of the largest tea-producing areas in China.

22. Encyclopedia knowledge: What is the slogan of the Olympic Games?

Answer: Father Didong once put forward the slogan "Faster, Higher, Stronger". Coubertin, the "Father of the Olympics", admired and agreed with this slogan very much and adopted it as the slogan of the International Olympic Games.

23. Encyclopedia knowledge: Around 1950, Picasso published a painting that won the International Peace Prize. What was this painting?

Answer: Around 1950, Picasso published a painting that won the International Peace Prize. This painting was "Peace Dove". It was also because of this painting that "Dove" became synonymous with peace.

24. Encyclopedia knowledge: Is the Amazon River the longest river that flows into the Atlantic Ocean?

Answer: Yes. The Amazon River is the largest river in the world, flowing through 8 countries: Peru, Ecuador, Colombia, Venezuela, Guyana, Suriname, Bolivia and Brazil, and finally empties into the Atlantic Ocean.

25. Encyclopedia knowledge: What is the reason for the "solar eclipse"?

Answer: A solar eclipse occurs because the moon blocks between the earth and the sun, so that only a portion of the unblocked sunlight can be seen during the day. In the same way, a lunar eclipse occurs when the earth blocks the path between the moon and the sun.

26. Encyclopedia knowledge: Where is the famous rice wine "Jiafanjiu" produced?

Answer: Shaoxing rice wine is one of the local specialties of Zhejiang. Shaoxing rice wine can be said to be the best among my country's rice wines. It has a long-standing reputation in history and has been recorded in documents of past dynasties.

27. Encyclopedia knowledge: How long is the growth cycle of eyebrows?

Answer: The growth period of eyebrows and eyelashes is 2 months, and the resting period can be as long as 9 months. The speed of hair growth is affected by factors such as gender, age, location and season.

28. Encyclopedia knowledge: What type of rubber-sponge racket do fast-break table tennis players generally use?

Answer: Rubber sponge shot. It has concentrated elasticity, fast hitting speed, and strong hitting power. It can use a variety of hitting techniques and create a variety of spins. It focuses on speed and is suitable for fast-break players.

29. Encyclopedia knowledge: Which country left the earliest record of Halley’s comet?

Answer: Chinese. It is recorded in the "Spring and Autumn Annals" of our country that "in the autumn and seventh month of the fourteenth year of Duke Wen of Lu (613 BC), there was a star student studying Beidou". This is the world's earliest record of Halley's comet.

30. Encyclopedia knowledge: What is the earliest traditional Chinese medicine monograph in my country?

Answer: The "Huangdi Neijing" is referred to as the "Nei Jing". It is the earliest famous book on traditional Chinese medicine in my country and the first wonder book in medicine. It is still the most must-read for studying and researching traditional Chinese medicine. Important classic documents.

31. Encyclopedia knowledge: What does "Jingweiwei clearly distinguish" mean?

Answer: "Jinghe and Weihe are distinct" means that the Jinghe River water is clear and the Weihe River water is turbid. When the Jinghe River water flows into the Weihe River, the boundary between clear and turbidity is very clear. "The Book of Songs - Beifeng - Gufeng": "Jing is turbid with Wei, and it is muddy."

32. Encyclopedia knowledge: In what dynasty did hotpot mutton originate in my country?

Answer: Shabu-shabu mutton originated in the Yuan Dynasty. When Kublai Khan commanded the southern expedition, an enemy army approached and he was unbearably hungry. The chef sliced ??the mutton and put it into boiling water. When the color of the meat changed, he took it out and sprinkled it with salt. After eating, he led his army to meet the enemy and won

33. Encyclopedia knowledge: What is steel composed of?

Answer: Steel is an alloy of iron. Its carbon content is between 0.03-2, and the content of sulfur, phosphorus and other elements is very low. If you pay more attention, you will find that many supplies are made of steel.

34. Encyclopedia knowledge: What is the softest stone known to mankind?

Answer: The softest stone known to mankind is talc. It has a sweet, bland taste and is cold in nature. It has the functions of clearing away heat and diuresis, relieving stranguria and dampness, and clearing away summer heat.

35. Encyclopedia knowledge: Which organ in the human body is the first to age?

Answer: The first organ in the human body to age is the thymus. Eating more fruits and vegetables and supplementing with appropriate amounts of vitamins A, C, E, selenium, zinc, etc. can play a role in maintaining the thymus.

36. Encyclopedia knowledge: Which fabric is the most resistant to sunlight?

Answer: Among all fabrics, acrylic fabrics are the most sun-resistant; silk is the least able to withstand the sun, so silk fabrics should be dried in the shade after washing. Usually, clothes should be dried according to the rules of the fabric, otherwise the clothes will not be durable.

37. Encyclopedia knowledge: Who is judged in "A Dream of Red Mansions" by "The heart is higher than the sky, but the body is humble"?

Answer: Qingwen. The judgment of Qingwen in "A Dream of Red Mansions" goes like this: "The bright moon is rare, and the colorful clouds are easy to disperse. Her heart is higher than the sky, her body is humble, and her romantic and clever demeanor attracts people's resentment. Her longevity is often due to slander, and her affectionate son is in vain."

38. Encyclopedia knowledge: "Winter is here, can spring be far behind?" Who said it?

Answer: "Winter is here, can spring be far behind?" is a famous line from the British romantic poet Shelley in "Ode to the West Wind". Modern people often talk about this sentence to encourage each other.

39. Encyclopedia knowledge: Is pig iron hard and brittle because it contains more or less carbon?

Answer: Pig iron is hard and brittle because it contains a lot of carbon. The carbon content in pig iron exceeds 2, while the carbon content in wrought iron is less than 0.05, and the carbon content in steel is between 0.05-2. between.