Which materials are easily removed from the polluted water?

Category: QuestionsWhich materials are easily removed from the polluted water?
Editor">Editor Staff asked 4 weeks ago

Which materials are easily removed from the polluted water?
 
(a) Liquid
 
(b) Solids
 
(c) Dissolved
 
(d) Nutrients
 
This question was addressed to me during an online exam.
 
This is a very interesting question from Environmental Issues in section Environmental Issues of Biology – Class 12

1 Answers
Editor">Editor Staff answered 4 weeks ago

The correct option is (b) Solids
 
For explanation I would say: The large-sized solid materials can be easily removed from the polluted water by physical or mechanical means. These can be plastics, metals, sand, etc.