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IB Biology SL A1.1.6 Physical Properties of Water for Aquatic Animals Questions

Explain how water stabilises temperatures and how conductivity, buoyancy and viscosity shape the diving, insulation and movement of aquatic animals.

Syllabus
First assessment 2025
Course
Biology SL
Level
SL

Exam points

  • Explain how water’s specific heat capacity stabilises aquatic and body temperatures.
  • Compare diving, insulation or movement adaptations using water’s conductivity, buoyancy or viscosity.

IB Biology SL A1.1.6 Physical Properties of Water for Aquatic Animals Questions question 1

[Maximum number: 1]

Which characteristic of the ringed seal (Pusa hispida) is a consequence of the thermal conductivity of water?

A

Streamlined body

B

Sharp teeth

C

Blubber (layer of fat)

D

Lungs

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