“If rainforests and tropical forests are the lungs of the Earth, then surely wetlands function as its kidneys.” Which one of the following functions of wetlands best reflects the above statement ?
Options
(a)The water cycle in wetlands involves surface runoff, subsoil percolation and evaporation.
(b)Algae form the nutrient base upon which fish, crustaceans, molluscs, birds, reptiles and mammals thrive.
(c)Wetlands play a vital role in maintaining sedimentation balance and soil stabilization.
(d)Aquatic plants absorb heavy metals and excess nutrients.
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