Identify and discuss the characteristics of life Solution The 7 Characteristics of Life: 1. ALL LIVING THINGS ARE COMPOSED OF CELLS: 2 All Living Things Use Energy: 3. ALL LIVING THINGS GROW: 4. Living Things Adapt To Their Environment: 5 ALL LIVING THINGS REPRODUCE: 6. ALL LIVING THINGS RESPOND TO THE ENVIRONMENT: 7. ALL LIVING THINGS HAVE ORGANISATIONAL LEVELS:.