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NEET UG BIOLOGY MCQ: ENVIRONMENTAL ISSUES
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Which of the following metal pollution causes sterility in human beings?
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Correct option: C
Manganese
Option C (Manganese) is correct because excessive exposure to manganese can cause manganism, a neurological disorder that can lead to sterility in human beings.
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(i) Lost of urea and phosphate fertilizer were used in the crops in the vicinity
(ii) The area was sprayed with DDT by an aircraft
(iii) The lake water turned green and stinky
(iv) Phytoplankton populations in the lake declined initially thereby greatly reducing photosynthesis. Which of the following is not used for disinfection of drinking water? World most problematic aquatic weed is