SciencePrimary 5Air and Respiratory System

OEQ Revision: Air and Respiratory System

This OEQ revision game covers air and the respiratory system for Primary 5 Science. Your child will revise key concepts about the composition of air, how the respiratory system works, and the process of breathing.

Sample Questions

  1. Name the main gases found in air and their approximate percentages.
  2. Describe the path that air takes from the nose to the lungs.