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IB ESS: Final Exam- 138 Questions and Answers

IB ESS EXAM FULL REVIEW UPDATED Exam Questions and CORRECT Answers List and explain a historical event or influence that had an impact on the development of the modern environmental movement. (1) - Ans Ex: Minimata, Japan In 1956, a chemical company in Minimata Bay released toxic methyl mercury into the waste water. As a result, organisms in the water like fish and shellfish were poisoned due to the contamination. Local people who consumed these fish developed mercury poisoning. This r...

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ESS IB Test Questions & Answers 2024/2025 Distinguish between point and non-point pollution with reference to named examples. - ANSWERSPoint pollution is an identifiable place where the pollutants are coming from, like a specific factory or power plant. Non point is an unidentifiable source where the pollution is coming from, like agricultural run off or acid rain. For a named water pollutant, evaluate two management strategies to maintain the sustainability of watercourses. - ANSWERSAgr...

ESS IB Test Review UPDATED Exam Questions and CORRECT Answers Abiotic Factor - Correct Answer- A non-living, physical factor that may influence an organism or ecosystem; i.e. temperature, sunlight, pH, salinity, precipitation Biochemical Oxygen Demand (BOD) - Correct Answer- A measure of the amount of dissolved oxygen required to break down the organic material in a given volume of water through aerobic biological activity Biodegradable - Correct Answer- Capable of being broken down b...