Syllabus Edition

First teaching 2023

First exams 2025

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Adaptation to Environment (HL IB Biology)

Exam Questions

14 mins8 questions
1a5 marks

Place a (✓) or (X) in the correct columns for each of the factors listed in the table below:

  Biotic Abiotic
Sunlight    
Predation    
Food availability    
Mineral availability    
Temperature    
1b
Sme Calculator
2 marks

Marram grass (Ammophila breviligulata, pictured below) is an example of a grass species that is adapted to live on sand dunes.

marram grass on sand dunes

Partonez, CC BY-SA 4.0, via Wikimedia Commons

State two adaptations that you would expect marram grass to have in order to aid survival in this habitat. 

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