

MCQOPTIONS
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1. |
Snow line is : |
A. | the altitude below which no snowfall occurs |
B. | the altitude only above which the snowfall occurs and this snow melts during summer |
C. | the altitude above which snow never melts |
D. | the altitude above which the snow melts regularly to give rise to perennial rivers |
Answer» D. the altitude above which the snow melts regularly to give rise to perennial rivers | |