CAIE A-Level Biology A2 18.3.2 Reasons to Maintain Biodiversity Questions

Evaluate ecological, economic, cultural and ethical reasons for maintaining biodiversity, connecting conservation choices with ecosystem services and human wellbeing in Cambridge…

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • Evaluate ecological, economic, cultural and ethical reasons for maintaining biodiversity, linking conservation decisions to ecosystem services and human wellbeing.

CAIE A-Level Biology A2 18.3.2 Reasons to Maintain Biodiversity Questions question 1

[Maximum number: 3]

Researchers measured insect biodiversity on Acacia trees in the African savannah using the following method:
- insecticide was sprayed into each tree
- this killed the insects, which fell onto a sheet below the tree
- the dead insects were collected, identified and counted.

This study was carried out in Mkomazi Game Reserve in Tanzania.

Suggest how research into insect diversity on Acacia trees is relevant to the conservation of bigger animals in the reserve, such as elephants.

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