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IB ESS SL 4.3.3 Increasing Aquatic Demand Question Bank

Evaluate how population, income and technology increase pressure on aquatic resources.

Syllabus
First assessment 2026
Course
ESS SL
Level
SL

Exam points

  • identify the aquatic-system process or pollution indicator
  • apply the relevant conservation, quality or management model
  • evaluate ecological and human trade-offs from evidence

4.3.3—Increasing demand question 1

[Maximum number: 2]
Figure Global seafood harvests for 2019 and projected harvest for 2050

Figure Global seafood harvests for 2019 and projected harvest for 2050

Question (a)

(a)

Using Figure, calculate the projected increase in the harvest of freshwater fish between 2019 and 2050.

[ 1 ]

Question (b)

(b)

Outline one reason for the increase referred to in (b)(i).

[ 1 ]
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