Economic Sectors
Farming, fishing, and forestry belong to this sector of the economy.
What is the primary sector?
Name one method used to measure environmental quality in urban areas.
What is an environmental quality survey (EQS)?
This is the term for the movement of people from rural areas to cities.
What is rural-urban migration?
Name a fossil fuel that is widely used for electricity generation.
What is coal, oil, or natural gas?
A megacity is a city with a population over this number of people.
What is 10 million?
Manufacturing and construction are part of this economic sector.
What is the secondary sector?
This type of survey is used to assess the function and appearance of buildings in a city.
What is a land use survey (or building condition survey)?
The CBD, inner city, and suburbs are all part of this urban model.
What is the Burgess concentric zone model?
Renewable energy sources include wind, solar, and this water-based energy source.
What is hydroelectric power?
Name one example of a megacity in Asia.
What is Tokyo, Shanghai, or Mumbai?
The quaternary sector is based on knowledge and information. Give an example of a job in this sector.
What is scientific research, IT, or data analysis?
Why is random sampling sometimes used in urban fieldwork?
What is to avoid bias and ensure a fair representation of the whole area?
Name one social challenge faced by cities due to rapid urban growth.
What is overcrowding, housing shortages, or increased crime rates?
Explain one advantage and one disadvantage of using nuclear power.
What is advantage: produces large amounts of energy; disadvantage: produces radioactive waste?
Rapid growth in megacities often leads to these types of unplanned settlements.
What are slums (or informal settlements)?
In a developing country, which sector of employment is likely to be the largest and why?
What is the primary sector, because agriculture is the main source of income and employment?
Give one way to measure traffic congestion in a city.
What is traffic count, pedestrian survey, or noise level measurement?
Sustainable cities aim to reduce their environmental impact. Name one strategy they use.
What is improving public transport, increasing green spaces, or promoting renewable energy?
Give two reasons why some countries rely more on fossil fuels than renewable energy.
What is fossil fuels are cheaper, infrastructure is already in place, or renewable energy is unreliable?
Explain one environmental challenge caused by megacities.
What is air pollution, water shortages, or excessive waste production?
What is the primary sector, because agriculture is the main source of income and employment?
What is due to higher disposable incomes, demand for services, and technological advancements?
Explain why a stratified sampling method might be more effective than random sampling in urban fieldwork.
What is it ensures that all key areas (e.g., CBD, residential zones) are included, leading to a more balanced dataset?
Explain why informal settlements (slums) develop in rapidly growing cities.
What is because there is a shortage of affordable housing, forcing people to build homes in unplanned areas?
Why is energy demand increasing globally, especially in emerging economies?
What is due to industrialisation, population growth, and higher living standards?
Some megacities have tried to control their growth. Name one strategy they have used.
What is urban planning, greenbelt policies, or improved public transport?