Cambridge Courses (GCSE)

O Level Biology MCQs

O Level Biology MCQ Questions - Topic

Causes of Pollution Biology MCQ with Answers PDF

Causes of Pollution Biology Multiple Choice Questions (MCQ), Causes of Pollution Biology quiz answers PDF to learn o level biology online course for o level biology classes. Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Causes of Pollution Biology quiz questions for best accredited online colleges. "Causes of Pollution Biology" Book PDF: soil erosion, conservation: renewable resources, deforestation and pollution test prep for SAT subject test tutoring.

"Lives of organisms in ecosystem become threatened due to" MCQ PDF: causes of pollution: biology with choices urbanization, industrialization, introduction of toxics in ecosystem, and rapid housing for best accredited online colleges. Learn causes of pollution biology quiz questions for merit scholarship test and certificate programs for best two year degrees.

MCQs on Causes of Pollution Biology Quiz

MCQ: Lives of organisms in ecosystem become threatened due to

introduction of toxics in ecosystem
rapid housing

MCQ: Reaction between oxides of nitrogen (N2) and oxygen (O2) results in

formation of nitric acid only
acid rains only
alkali rain
formation of nitric acid and acid rains

MCQ: Incomplete burning of fuel causes

decrease in annual rain fall
decay of fossil fuels
rapid sheet erosion

MCQ: Process by which harmful substances are added to environment is called as


MCQ: Reaction between sulfur dioxide and oxygen results in

sulfuric acid only
acid rain only
alkali rain
sulfuric acid and acid rain

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