Invasive alien species are controlled because they

  1. increase biodiversity
  2. are always endangered
  3. cannot reproduce
  4. outcompete native species and reduce biodiversity
Answer

D) outcompete native species and reduce biodiversity

Invasives threaten natives. AS & A Level Biology · Topic 18 Classification, Biodiversity and Conservation · 18.3 Conservation

Biology MCQ · More A Level Biology: Classification, biodiversity and conservation MCQs · Practise