Which group belongs to groundwater? *



A. well, pond, lake

B. well, stream

C. sea, ocean

D. river, pond


Which group belongs to freshwater? *

A. sea, lake, pond

B. river, waterfalls, pond

C. ocean, lake sea

D. pond, stream, well


Which contains plenty of salt? *

A. lake

B. pond

C. seawater

D. river​