Practice IB Biology Topic D4.2 Sustainability and Change with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for D4.2 Sustainability and Change and mirrors Paper 1A, 1B, 2 style where relevant.
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Why is large-scale deforestation in the Amazon considered dangerous?
What is the main effect of eutrophication in aquatic ecosystems?
Which agricultural scenario would be most unsustainable in the long term?
What is a reliable indicator that a resource is being harvested sustainably?
Why might deforestation of the Amazon reach an ecological tipping point?