In 2025, the encyclopedia primary education competition test and answer i. What colour light is used mainly in solar light when luminous co-operation takes place in the natural sciences class 1. (red and blue purple) 2. What's the message from bees through the eight word dance? 3. What is the only planet in the solar system that rotates from east to west? What are the liquids used in thermometers besides mercury? 5. What kind of development is a frog? 6. What kind of phenomenon does rainbow formation have to do with light? 7. What is the actual colour of the skin of polar bears? Of the three water states, the highest density is? Are the roots or the roots of plants that we eat everyday? What's the name of the snail that crawls? Second, human history class 11. The first emperor in our history is? Who is this historical figure? What is the main purpose of the traditional practice of the afternoon festival, the zhugsang? Which name will it be? (zoan) 15. What was the first military book in our country? What is it called "poetry"? (duff) 17. Who are the inventors of living printing? (bei song) 18. What dynasty was the construction of the palace in beijing? 19. From which classic do we have to teach the three people? What was the first of our ancient “four inventions”? Third, the correct method of extinguishing a fire in a common sense-21. When a boiler fires, is it inappropriate to exercise intensely immediately after the meal? (emergency or wet cloth) 22, mainly because of the impact on the functioning of which organ? 23. Why do you need to pierce an egg shell when heating eggs with a microwave? 24, mosquitoed. After the bite, the soap can stop itching because of the nature of the soap. 25. When cleaning strawberries, the main purpose of leaching with salt water is? In the “hb” marking on the pencil, “h” represents the hardness and “b” represents what? (black/soft) 27. When travelling in an elevator, is it right if a malfunction suddenly stops? (push the emergency call button, wait for help, do not force the door) 28. The raw potatoes contain a small amount of ronino. What do we do before eating? (completely boiled) 29. How should raw and ripe meat be placed while preserving food in refrigerators? 30. In winter, glasses go into warm rooms, lenses get mist because? (foam) 32. What is in the context of mythology in our four famous works? What kind of plant does the "february spring wind like scissors" describe? (willows) 34. In the four basic forms of performance of the opera, “sing and beat”, what does “do” mean? What is the name of our traditional musical instrument, "the father of the world"? The poetic phrase, "hork's got a pointy horn, a dragonflies' head on top of it"? (yan manri) 37. Da vinci's painting "mona lisa" is hidden in a museum in which country? What planet is the little prince from? What kind of instrument does a kite belong to? 40. Which ancient painter is involved in the story of painting a dragon? (zhang monk) five, geography and astronomy 41. The country's largest provincial district is 42. What are the world's longest rivers? What's the plateau known as "the ridge of the world"? What province did yangtze and yellow river originate in? What's the acronym for hunan province? What is the closest layer of the earth's atmosphere to the ground? 47. What is our “troposphere” in shandong province? The largest desert in the world? What constellation is the north star? 50. What is the largest of the three plains in our country? (northeast plains) vi. Integrated extension category (optional) 51. What are the following species of animals? A. Goldfish b. Penguin c. Bat d. Tortoise (the answer: c) 52. What is not relevant to the full moon in the following traditional festivals? What is the cause of the earth's turn in the following natural phenomena? A. Change in the length of c. Time difference by the four seasons of b., day and night (answer: b, d). Which of the following works is a short novel by ruther? A. What kind of energy is renewable? A. Coal b. Solar c. Oil d. Gas (answer: b). Question 56. The moon itself glows. (x, moon reflecting solar light) 57. The red pointer of the compass points to the south. (x, pointing to the north) 58. Earthworms are good worms that improve soil. The capital of china is shanghai. 60. The main cause of dinosaur extinction is the volcanic eruption. Our national anthem is . 62. The one-week rotation of the earth is approximately hours. (24) the word “groom quail” in our country means pen, ink, paper, . The planet closest to the sun in the solar system is . Of china's 56 ethnic groups, the largest ethnic minority is . The most widely used language in the world is . 67. In our ancient “four famous works”, it is " " that depicts the farmers' last-year uprising in north song. 68. The greatest digestive gland in the human body is . Our “father of hybrid rice” is . The largest island in the world is 。9 (greenland) question 71. Little ming is lost in the field, at a time when the sun has just risen, in which direction should he identify? Red wants to make a simple compass
