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NEET UG BIOLOGY MCQ: ENVIRONMENTAL ISSUES
1
Medium
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Understanding
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Which one of the following pairs is mismatched?
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Correct option: D
Solar energy --- Green house effect
Option D (Solar energy --- Green house effect) is correct because solar energy is a clean energy source and does not directly contribute to the greenhouse effect.
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(ii) The area was sprayed with DDT by an aircraft
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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