Case Study: Antarctica - Climate Change (AQA A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What do krill feed on at the base of the Antarctic food chain?
What do krill feed on at the base of the Antarctic food chain?
Zooplankton and phytoplankton
Which of these species does NOT depend on krill as part of the Antarctic food web?
Which of these species does NOT depend on krill as part of the Antarctic food web?
Polar bears
What is 'by-catch' in commercial fishing?
What is 'by-catch' in commercial fishing?
Unintentional capture of non-targets
What beneficial compound is found at high levels in krill oil?
What beneficial compound is found at high levels in krill oil?
Omega-3 fatty acids
By how much have air temperatures risen in the Antarctic Peninsula over the past 50 years?
By how much have air temperatures risen in the Antarctic Peninsula over the past 50 years?
Nearly 3°C
How much could sea levels rise if the Thwaites Glacier completely collapses?
How much could sea levels rise if the Thwaites Glacier completely collapses?
Up to 63cm
What record did Antarctic sea ice reach in 2014?
What record did Antarctic sea ice reach in 2014?
20.11 million sq km extent
Which factor contributes to Antarctic sea ice expansion?
Which factor contributes to Antarctic sea ice expansion?
Stronger westerly winds
What causes ocean acidification in the Southern Ocean?
What causes ocean acidification in the Southern Ocean?
Increased CO₂ creating carbonic acid
What is the current status of commercial mining in Antarctica?
What is the current status of commercial mining in Antarctica?
Completely banned by Antarctic Treaty