1. River, Lake and ocean are surface water sources but Natural Spring is a Groundwater source.
2. River, Lake and pond are Freshwater sources but Ocean is not a Freshwater source as we all know that Ocean water is really salty and Freshwater sources are drinkable water sources.
Answers & Comments
Answer:
1. C Natural Spring 2. C Ocean
Explanation:
1. River, Lake and ocean are surface water sources but Natural Spring is a Groundwater source.
2. River, Lake and pond are Freshwater sources but Ocean is not a Freshwater source as we all know that Ocean water is really salty and Freshwater sources are drinkable water sources.