Topic 8: Human Populations (HL)
9 review questions with answers for Topic 8: Human Populations (HL). Read them here, or play the set as a class game on the projector. Free to host, and students join with a code.
Number of people aged under 15 and over 64 relative to the number aged 15–64, usually expressed per 100?
- Dependency ratioRight answer
- Temperature inversion
- Secondary pollutants
- Tropospheric ozone
All 9 questions and answers
Number of people aged under 15 and over 64 relative to the number aged 15–64, usually expressed per 100?
Answer: Dependency ratio
Continued population growth even after fertility rate falls, due to a large proportion of young people?
Answer: Population momentum
Movement of people driven by environmental degradation, climate change or natural disasters?
Answer: Environmental migration
Approach to designing cities as ecosystems, integrating green spaces, urban farming and biophilic design?
Answer: Ecological urban planning
Building design that minimizes harm to human health and the environment through sustainable materials and energy-efficient practices?
Answer: Green architecture
Pollutants that are not emitted directly but form when primary pollutants react with each other or with other substances in the atmosphere?
Answer: Secondary pollutants
Atmospheric condition where a warm air layer traps cool polluted air near the surface, worsening pollution?
Answer: Temperature inversion
Yellow-brown haze formed when sunlight reacts with NOx and VOCs; contains tropospheric ozone and PANs?
Answer: Photochemical smog
Ground-level O₃ that damages crop leaves and irritates the eyes and airways?
Answer: Tropospheric ozone
Play it as a class game
Play this set opens it in splycr, where you can host it for your class straight away. Hosting needs no account: put the room code on the projector, and students join from a phone with the code and their first name. Each question plays as multiple choice, and the three wrong options are other answers from the same set.