IB Diploma Programme (DP) - SL & HL · Environmental Systems and Societies

Biodiversity and conservation: Practice Questions

5 multiple-choice questions marked as you go, and 1 written questions with worked solutions. All on Biodiversity and conservation.

6 questions10 marksFree, no account

Question 1

1 mark

Which of the following describes the most likely impact of the Green Revolution on the biodiversity of agricultural landscapes in the 20th century?

Question 2

1 mark

The IUCN Red List uses various criteria to assess the extinction risk of species. If a species has a very small population, a restricted geographic range, and is experiencing rapid habitat fragmentation, which category is it most likely to be placed in?

Question 3

1 mark

The IUCN Red List criteria include 'Population size reduction', 'Geographic range', and 'Quantitative analysis of extinction probability'. If a species is estimated to have a 50% probability of extinction in the wild within 10 years, which category would it be assigned to?

Question 4

1 mark

Comparing the current sixth mass extinction to the previous five mass extinctions in Earth's history, which factor is unique to the current event?

Question 5

1 mark

Which of the following scenarios best illustrates the concept of natural selection leading to speciation following a geographic isolation event?

Question 6

5 marks

Evaluate how the theory of island biogeography can be applied to the design of terrestrial nature reserves to minimize the loss of biodiversity through habitat fragmentation.

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