PDF chapter test TRY NOW

Choose the correct option.
 
1. Pair 1: Groundwater, 0.022 %
Pair 2: Groundwater, 1.69 %
 
 
2. Pair 1: Ground Ice & Permafrost, 0.022 %
Pair 2: Ground Ice & Permafrost, 1.69 %
 
 
3. Pair 1: Swamp Water, 2,752
Pair 2: Swamp Water, 5,614,000