SLPaper 1AFoundational
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Practice IB Biology Topic A4.2 Conservation of Biodiversity with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for A4.2 Conservation of Biodiversity and mirrors Paper 1A, 1B, 2 style where relevant.
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What is a direct consequence of the conversion of Southeast Asia’s dipterocarp forests to monoculture plantations?
In many marine mammals, past population declines were driven primarily by overexploitation. Which factor contributed to the extinction of the Caribbean monk seal and similar marine species?
Why does conversion of dipterocarp forests to oil palm plantations result in a disproportionately high loss of
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Which of the following best illustrates ecosystem diversity?
The cladogram shows some of the groups in the three domains.
What domains do X, Y and Z represent?
| Domains | |||
|---|---|---|---|
| X | Y | Z | |
| A. | prokaryote | archaea | eukaryote |
| B. | archaea | eubacteria | prokaryote |
| C. | eubacteria | archaea | eukaryote |
| D. | eubacteria | prokaryote | eukaryote |
Increased habitat heterogeneity and higher biodiversity
Higher short-term primary productivity from fast-growing plantation species
Loss of endemic species and habitat fragmentation
Reduced carbon storage due to lower biomass and soil carbon
Ocean acidification and loss of coral reefs
Targeted hunting for blubber and disruption of breeding grounds
Excessive algal blooms due to eutrophication
Natural shifts in ocean currents