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IB ESS HL 2.1.7 Abiotic Factors Question Bank

Apply temperature, water, light, pH and other abiotic factors to species-distribution examples.

Syllabus
First assessment 2026
Course
ESS HL
Level
HL

Exam points

  • define or identify the ecological term precisely
  • connect the evidence to species, habitat or niche relationships
  • justify the conclusion using abiotic and biotic factors

2.1.7—Abiotic factors examples question 1

[Maximum number: 3]
Habitat preference of Danube fish species

Figure:Habitat preference of Danube fish species

Figure: Habitat preference of Danube fish species

compare and contrast the abiotic factors found in the straight part of the river with the abiotic factors found in the meandering part of the river.

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