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Exam-style practice

Changes in population size answer explanations

Review worked answers and explanations for Changes in population size. Aligned to Cambridge IGCSE Environmental Management.

Answer explanations

Question 1 of 2

Review the answer support, then move sideways through the set.

Paper 1 structured question: Changes in population size

Paper 1Theory3 marks

Diagram Description

Population Growth Curve

A graph shows population size over time with three phases: lag phase (slow growth), exponential phase (rapid growth), and carrying capacity phase (stable population).

  1. a

    Describe Describe the three phases of population growth shown in the graph.

    [3]