小学陕西省第四届青少年科普知识竞赛小学组竟赛题答案

陕西省第四届青少年科普知识竞赛（小学组）答案1C.2B.3A.4B.5C.6A.7C.8A.9C.10B.11C.12C.13A.14C.15B.16C.17C.18C.19A.20C.21C.22C.23C.24C.25B.26B.27B.28B.29C.30C.31B.32A.33B.34A.35C.36B.37A.38A.39B.40A.41C.42B.43A.44A.45B.46A.47A.48C.49C.50C.51B.52B.53C.54B.55C.56C.57A.58B.59B.60B.61C.62A.63C.64B.65B.66B.67C.68C.69B.70A.71A.72B.73B.74B.75C.76C.77A.78C.79B.80B.81A.82A.83A.84A.85B.86A.87C.88B.89B.90B.91C.92C.93B.94B.95B.96A.97C.98A.99B.100C.