Strong winds and water volume

Question 1:B

Question 2:C

Question 3:B

Question 1: The illustrated area is the northwest of China, with Helan Mountain in the picture and Ningxia

Question 1:B

Question 2:C

Question 3:B

Question 1: The illustrated area is the northwest of China, with Helan Mountain in the picture and Ningxia Plain in the plain. The distance between P and the ocean is close to Q, and it is on the windward slope of the southeast wind, which is lifted by the terrain and can form a terrain area. So this question chooses option B.

Question 2: The main ecological function of setting grass grid sand barriers along the railway is to weaken the wind and prevent sandstorms from invading the railway. The main ecological function is to weaken the wind. So choose option a in this question.

Question 3: The mountain range in the picture is Helan Mountain which runs north and south. So this question chooses option B.