The weather causes of severe floods in the history of the Yellow River, Haihe River, Huaihe River and Liaohe River in the northern region are () a. Heavy rain and snow weather during the late spring c

The weather causes of severe floods in the history of the Yellow River, Haihe River, Huaihe River and Liaohe River in the northern region are () a. Heavy rain and snow weather during the late spring cold. B

Analysis of test questions: The precipitation season in northern China changes greatly, and the precipitation in summer is mainly concentrated in July and August, with heavy rain. As a result, the water level of the river rose greatly, causing serious floods. So choose B.

Comments: This question examines the causes of floods in rivers in northern China, and the difficulty of the test is moderate. The key to solve the problem is to master the characteristics of precipitation in northern China.