IB past paper analysis

ESS
May 2023 · Paper 2 · TZ1

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  • 6questions
  • 110marks
  • 25question parts
  • 20micro-topics

Mark distribution

  • Ecology33%
  • Foundations of ESS24%
  • Biodiversity and Conservation22%
  • Water18%
  • Land4%

Hardest areas (by marks)

  1. 1.EVS18 marks
  2. 2.Capture fisheries16 marks
  3. 3.Choosing the best strategy (and why)9 marks

Question types

explain / justify: 44%outline: 24%write down / state: 20%identify: 4%0%
  • explain / justify44%
  • outline24%
  • write down / state20%
  • identify4%

0% of parts are show / prove.

  • Paper 2
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Questions in this paper

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Explore topic pages

Every micro-topic in this paper, with its exam pattern and practice.

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Predicted questions

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Predicted Paper 2

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Good to know

Can I download ESS May 2023 TZ1 Paper 2 here?

No. The paper and its mark scheme belong to the IB and are not reproduced. This page gives the structure of every question (marks, command term, micro-topic, the skill tested), the exam analysis, and practice questions we wrote to test the same skills. Subscribers can also open our summary of how each part's marks are awarded.

Which topics dominate May 2023 TZ1 Paper 2?

Ecology 33% (typical 23%), Foundations of ESS 24% (typical 21%), Biodiversity and Conservation 22% (typical 20%).

How do I practise this paper without the paper?

Press "Practise similar" on any question. We open questions matched by micro-topic, command term and mark range with model answers and AI marking, then bring you back here.