Cambridge Courses (GCSE)

O Level Biology MCQs

O Level Biology MCQ Questions - Topic

Pollution Sewage as Cause MCQ with Answers PDF

Pollution Sewage as Cause Multiple Choice Questions (MCQ), Pollution Sewage as Cause quiz answers PDF to study o level biology online course for o level biology classes. Effects of Human Activity on Ecosystem Multiple Choice Questions and Answers (MCQs), Pollution Sewage as Cause quiz questions for ACT test. "Pollution Sewage as Cause" Book PDF: soil erosion, conservation: renewable resources, deforestation and pollution test prep for online colleges that offer certificate programs.

"In ecosystem, Endemics include" MCQ PDF: pollution: sewage as cause with choices malaria, plague, cholera, and typhoid for ACT test. Study pollution sewage as cause quiz questions for merit scholarship test and certificate programs for free online college classes.

MCQs on Pollution Sewage as Cause Quiz

MCQ: In ecosystem, Endemics include

malaria
plague
cholera
typhoid

MCQ: Bacteria grow and multiply rapidly in

aerobic environment
anaerobic environment
water
soil

MCQ: An excellent habitat for bacterial growth is

chlorofluorocarbons based products
burning of garbage
untreated sewage
all of above

MCQ: Untreated sewage may cause

outbreak of epidemic
cholera outbreaks
typhoid outbreaks
all of above

MCQ: Hydrogen sulfide (H2S) and ammonia (NH3) are produced from

the chimneys of factories
use of chlorofluorocarbon in foam packaging
decomposition of organic compounds by anaerobic bacteria
treatment of acidic wastes with alkalis

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