Câu 1: What does “overcrowded” mean?

A. Very clean

B. Too many people in one place

C. Empty area

D. Quiet and peaceful

Câu 2: Which of these cities is known for being overcrowded?

A. Paris

B. Tokyo

C. Oslo

D. Canberra

Câu 3: What is “population”?

A. The number of buildings

B. The number of people living in an area

C. The number of vehicles

D. The amount of water

Câu 4: What can cause overcrowding?

A. Empty land

B. Low birth rates

C. High birth rates and urban migration

D. Pollution

Câu 5: Overcrowding often leads to ___.

A. better air quality

B. more jobs

C. lack of housing and pollution

D. fewer schools

Câu 6: A city with too many people may have ___.

A. clean air

B. empty buses

C. traffic jams

D. more parks

Câu 7: What happens when a school is overcrowded?

A. Students have more books

B. Students have more teachers

C. Classrooms are full and uncomfortable

D. Fewer students attend

Câu 8: What is a “slum”?

A. A modern apartment

B. A clean office

C. A crowded and poor area

D. A garden

Câu 9: Overcrowding puts pressure on ___.

A. natural beauty

B. infrastructure and public services

C. rivers

D. tourism

Câu 10: What is one result of too much traffic?

A. Quieter cities

B. Air pollution and longer travel times

C. More parking

D. Faster driving

Câu 11: Which area is most affected by overcrowding?

A. Countryside

B. Mountains

C. Cities

D. Islands

Câu 12: What is a common problem in overcrowded schools?

A. Too many chairs

B. Empty libraries

C. Not enough classrooms or teachers

D. Fewer students

Câu 13: What can governments do to reduce overcrowding?

A. Increase shopping centers

B. Encourage people to move to rural areas

C. Close public parks

D. Build more factories

Câu 14: Overcrowded hospitals may lead to ___.

A. Better service

B. Empty beds

C. Long waiting times and poor care

D. More doctors

Câu 15: What is “urbanization”?

A. Moving to the countryside

B. People moving to cities

C. Building farms

D. Planting trees

Câu 16: What causes urbanization?

A. Job opportunities in cities

B. Good weather

C. More rivers

D. Fewer buildings

Câu 17: What is “migration”?

A. Staying in one place

B. Moving from one place to another

C. Building houses

D. Cleaning roads

Câu 18: A place with too many people may face ___.

A. Clean air

B. Enough water

C. Lack of clean water and sanitation

D. Empty roads

Câu 19: Why is public transport crowded in big cities?

A. It’s not used

B. Too many people use it at once

C. It’s very expensive

D. It’s dirty

Câu 20: What is one solution to traffic jams?

A. More motorbikes

B. Narrower roads

C. Improved public transport

D. Slower driving

Câu 21: What is a consequence of building too many high-rise buildings?

A. More green space

B. Less light and airflow

C. Better weather

D. Empty cities

Câu 22: A “megacity” has a population of ___.

A. less than 1 million

B. around 2 million

C. over 10 million

D. exactly 5 million

Câu 23: Which job is related to city planning?

A. Pilot

B. Farmer

C. Urban planner

D. Artist

Câu 24: Overcrowded cities often lack ___.

A. pollution

B. water bottles

C. green spaces and parks

D. tall buildings

Câu 25: What is one environmental impact of overcrowding?

A. Better farming

B. More forests

C. Air and water pollution

D. Lower noise levels

Câu 26: What can help reduce overcrowding in cities?

A. Cutting down trees

B. Improving rural infrastructure

C. Closing schools

D. Reducing transport

Câu 27: What causes housing shortages in cities?

A. Fewer tourists

B. Overpopulation

C. More farming

D. Too many factories

Câu 28: What happens when waste increases in cities?

A. Cleaner roads

B. Improved health

C. Health problems and pollution

D. Empty landfills

Câu 29: One way to reduce pollution is ___.

A. Use more cars

B. Encourage walking and cycling

C. Build higher roads

D. Burn waste

Câu 30: What is a smart city solution to overcrowding?

A. More markets

B. AI traffic control and smart housing

C. Less transport

D. More bridges

Câu 31: What are slums usually like?

A. Spacious and clean

B. Poor and overcrowded

C. Modern

D. Expensive

Câu 32: What is a side effect of too many buildings?

A. Better farming

B. Traffic and air pollution

C. Empty schools

D. Less housing

Câu 33: What type of pollution increases in crowded cities?

A. Space pollution

B. Air and noise pollution

C. Forest pollution

D. Light pollution only

Câu 34: What happens when cities grow too fast?

A. Everything is cheaper

B. Planning becomes harder

C. More land appears

D. It gets quieter

Câu 35: One solution to overcrowding in schools is ___.

A. Fewer teachers

B. Smaller rooms

C. Building more schools

D. Online classes only

Câu 36: What is “infrastructure”?

A. A type of food

B. Basic systems like roads, water, and transport

C. A school subject

D. A clothing style

Câu 37: What can help reduce the need to travel in cities?

A. Poor internet

B. Online services and working from home

C. Closing shops

D. More buses

Câu 38: What is one effect of poor housing in crowded areas?

A. Cleaner cities

B. Better roads

C. Health problems and crime

D. New bridges

Câu 39: Why do people move to cities?

A. Fewer schools

B. Job opportunities

C. Fresh air

D. More space

Câu 40: What does “density” mean in population?

A. The size of a road

B. The amount of people per area

C. The number of trees

D. The height of buildings

Câu 41: Why is clean water harder to access in overcrowded areas?

A. There’s more rain

B. Fewer people need it

C. Demand is higher than supply

D. People stop drinking

Câu 42: What is “waste management”?

A. Throwing trash randomly

B. Collecting and processing garbage properly

C. Burning waste

D. Hiding trash

Câu 43: One challenge of high population density is ___.

A. Lower cost of living

B. Lack of space for everyone

C. Fewer jobs

D. Better weather

Câu 44: How does overcrowding affect education?

A. More teachers

B. Smaller classes

C. Overfilled classrooms and lower quality

D. More students succeed

Câu 45: What might help people live in less crowded areas?

A. High prices

B. Poor roads

C. Good jobs and services in rural areas

D. Limited schools

Câu 46: What can smart traffic systems do?

A. Stop cars

B. Create traffic jams

C. Reduce congestion with technology

D. Replace roads

Câu 47: Which is a sign of urban overcrowding?

A. Forests in the city

B. High-rise buildings and packed streets

C. Quiet towns

D. Open land

Câu 48: What is a vertical garden?

A. A forest

B. A tall building

C. Plants grown on building walls to save space

D. Underground park

Câu 49: What makes waste collection difficult in overcrowded cities?

A. Too many trees

B. Heavy rainfall

C. Narrow and busy streets

D. No people

Câu 50: Why is housing expensive in crowded cities?

A. Few buyers

B. High demand and limited space

C. Few buildings

D. Low salaries

Câu 51: How can green spaces help cities?

A. Increase crowding

B. Improve air and reduce stress

C. Create traffic

D. Raise noise

Câu 52: What is a housing crisis?

A. No water

B. Too many homes

C. Not enough affordable homes

D. Bad weather

Câu 53: Why do many people move to urban areas?

A. For fewer schools

B. For factories

C. For jobs and better living standards

D. For air pollution

Câu 54: What kind of transportation helps in crowded cities?

A. Private cars

B. Shared bicycles and subways

C. Horses

D. Trucks

Câu 55: What is a benefit of spreading population evenly?

A. Fewer schools

B. More traffic

C. Better use of land and services

D. More pollution

Câu 56: What is urban sprawl?

A. A farming method

B. The uncontrolled growth of cities

C. A water system

D. A type of forest

Câu 57: Which country is known for high population density?

A. Canada

B. Australia

C. Japan

D. Mongolia

Câu 58: Why do cities face water shortages?

A. Too much rain

B. Too many people using limited water

C. More rivers

D. Clean systems

Câu 59: What is one reason for urban housing shortages?

A. More plants

B. Increased migration to cities

C. Declining populations

D. Bigger lakes

Câu 60: What’s the role of public parks in urban areas?

A. Block roads

B. Provide green space and relaxation

C. Raise pollution

D. House factories