河南省青少年科学素质网上知识竞赛题目（Henan young peoples scientific quality online knowledge contest）.docVIP

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河南省青少年科学素质网上知识竞赛题目（Henan young peoples scientific quality online knowledge contest）.doc

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河南省青少年科学素质网上知识竞赛题目（Henan young peoples scientific quality online knowledge contest）

河南省青少年科学素质网上知识竞赛题目（Henan young peoples scientific quality online knowledge contest） 1. the total amount of fresh water that maintains all living things on the earth is sparse and unevenly distributed. Global rivers, including Chinas Yangtze River and the Yellow River, account for only about the total amount of freshwater in the world. A.1% B.0.5% C.0.006% 2. from space, the earth we live in is a beautiful blue sphere because its surface is covered with water. A.50% B.60% C.70% 3. water is the basic substance that forms an organism. The amount of water in an adults body weight. A.50% B.55% C.65% 4. water is an indispensable resource for the survival and development of human society. It takes () tons of water to produce 1 tons of paper. A.400 B.450 C.500 In January 18th 5.1993, the forty-seventh United Nations General Assembly adopted resolution 193, decided to start from 1993, to determine the annual () as world water day. A.3, 22, B.4, 22, C.5, 22 6., Chinas national water mark is composed of (). A. drops of water, forests, earth, B. forests, human hands, earth, C., water droplets, human hands, earth 7. the water law stipulates that new construction, expansion and reconstruction projects, water conservation measures should be formulated, supporting the construction of water-saving facilities. Water saving facilities should be in line with the main project. A. also designed B. while construction, C., concurrent design, construction, commissioning 8. 95 since China began to implement the three rivers and three lakes water pollution prevention and control, Sanhe means? () A. The Yellow River, Huaihe, Tarim River, B., Huaihe, Haihe River, Liaohe River, C., Huaihe, Haihe River and Tarim River 9. 95 since China began to implement the three rivers and three lakes water pollution prevention and control, three lakes means? () A., Chaohu, Dianchi, B., Taihu, Qinghai Lake, Poyang Lake, C., Qinghai Lake, Poyang Lake, Dongting Lake 10. countries to save water, promoting water co