Which of these is one of the three domains used in the three-domain classification system?
Chordata, which are animals that have a backbone
Mammalia, which are animals that feed their young on milk
Archaea, which are organisms that often live in extreme conditions
Carnivora, which are animals that eat other animals
40 exam-style questions on AQA GCSE Biology 6.4 Classification of living organisms, covering 6.4 Classification of living organisms. Each one has a worked solution and a mark scheme showing where the marks go.