A population is

  1. all the species in an area
  2. a community and its environment
  3. a group of one species living in the same area at the same time
  4. the number of species in an area
Answer

C) a group of one species living in the same area at the same time

Definition of population. O Level Biology · Topic 19 Relationships of Organisms with One Another and with the Environment · 19.3 Ecosystems and biodiversity

Biology MCQ · More O Level Biology: Organisms and the Environment MCQs · Practise