IB Biology SL 4.1.12 Mutualism Question Bank
Practise IB Biology SL 4.1.12 by identifying mutualistic relationships and explaining how both species benefit.
- Syllabus
- First assessment 2025
- Course
- Biology SL
- Level
- SL
Exam points
- Identify mutualism from examples such as coral and zooxanthellae.
- Describe the exchange of materials or benefits in a mutualistic interaction.
C4.1.12—Mutualism as interspecific relationship question 1
Reef-building corals are an association between two organisms: coral polyps and Zooxanthellae.
Question (a)
(a)
State the relationship between Zooxanthellae and coral reef species.
[ 1 ]
Question (b)
(b)
Describe the exchange of materials between the coral's polyps and Zooxanthellae.
[ 2 ]
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