Câu 1: What does “environment” mean?

A. A sports team

B. The natural world around us

C. A shopping mall

D. A type of machine

Câu 2: Which of these is a renewable energy source?

A. Oil

B. Coal

C. Solar power

D. Gasoline

Câu 3: What is air pollution mainly caused by?

A. Fresh flowers

B. Car and factory emissions

C. Recycled paper

D. Solar panels

Câu 4: Why should we reduce plastic use?

A. It looks bad

B. It’s expensive

C. It harms wildlife and pollutes water

D. It causes noise

Câu 5: What is deforestation?

A. Planting more trees

B. Cutting down trees in large areas

C. Growing vegetables

D. Cleaning the forest

Câu 6: Which natural disaster includes shaking of the ground?

A. Hurricane

B. Earthquake

C. Flood

D. Wildfire

Câu 7: What is the main cause of climate change?

A. Human activity and pollution

B. Planting trees

C. Building schools

D. Fishing

Câu 8: Which of these is biodegradable?

A. Plastic bag

B. Glass bottle

C. Banana peel

D. Styrofoam

Câu 9: Which gas is responsible for the greenhouse effect?

A. Oxygen

B. Carbon dioxide

C. Hydrogen

D. Nitrogen

Câu 10: What should we do with used batteries?

A. Throw them in the trash

B. Burn them

C. Recycle them properly

D. Bury them

Câu 11: A tsunami is caused by:

A. Windstorms

B. Undersea earthquakes

C. Rainfall

D. Ice melting

Câu 12: What does “recycle” mean?

A. Use once and throw away

B. Burn for energy

C. Convert waste into reusable material

D. Leave in rivers

Câu 13: Which of these is a water-saving method?

A. Leaving the tap open

B. Fixing leaks

C. Washing cars every day

D. Taking long showers

Câu 14: Which disaster causes burning of large forests?

A. Earthquake

B. Wildfire

C. Tsunami

D. Blizzard

Câu 15: What does “natural disaster” mean?

A. A planned event

B. A fun activity

C. A destructive event caused by nature

D. A movie

Câu 16: Which of the following is not a natural disaster?

A. Typhoon

B. Earthquake

C. Tornado

D. Traffic jam

Câu 17: Which action helps protect the environment?

A. Littering

B. Burning trash

C. Planting trees

D. Leaving lights on

Câu 18: What happens during a drought?

A. Heavy rain

B. Snow

C. No rain for a long time

D. Lightning

Câu 19: What is noise pollution?

A. Loud and disturbing sound

B. Clear singing

C. Silence

D. Birdsong

Câu 20: Which is a clean energy source?

A. Coal

B. Diesel

C. Wind

D. Plastic

Câu 21: What is the purpose of Earth Hour?

A. To increase sales

B. To save electricity and raise environmental awareness

C. To watch TV together

D. To promote plastic bags

Câu 22: What should you do when a flood warning is issued?

A. Go swimming

B. Stay in low areas

C. Move to higher ground

D. Take selfies near rivers

Câu 23: Which of the following is a type of pollution?

A. Gardening

B. Oil spill

C. Recycling

D. Composting

Câu 24: What is the best way to deal with organic waste?

A. Burn it

B. Compost it

C. Throw it in the river

D. Keep it at home

Câu 25: Why are trees important for the environment?

A. They produce plastic

B. They increase CO₂

C. They clean the air and provide oxygen

D. They make noise

Câu 26: Which of the following activities reduces your carbon footprint?

A. Driving everywhere

B. Using public transport

C. Buying plastic bags

D. Eating imported food

Câu 27: A typhoon is also called a:

A. Earthquake

B. Hurricane

C. Tornado

D. Avalanche

Câu 28: Which of the following contributes to global warming?

A. Planting forests

B. Driving gas-powered cars

C. Using solar panels

D. Riding bicycles

Câu 29: What should people do during an earthquake?

A. Run outside immediately

B. Stand near windows

C. Hide under strong furniture

D. Turn on the gas

Câu 30: What is the effect of melting polar ice?

A. Lower sea levels

B. Stronger winds

C. Rising sea levels and habitat loss

D. Less rain

Câu 31: What is the best way to save energy at home?

A. Leave lights on

B. Turn off devices when not in use

C. Use old light bulbs

D. Keep the TV running

Câu 32: A landslide happens when:

A. Ice melts

B. Wind blows

C. Earth and rocks slide downhill

D. Animals run fast

Câu 33: What does "reduce" in 3Rs mean?

A. Buy more

B. Use less

C. Reuse

D. Read aloud

Câu 34: Which disaster can happen during dry seasons?

A. Flood

B. Earthquake

C. Wildfire

D. Hurricane

Câu 35: What is an eco-friendly product?

A. Made from plastic

B. Harmful to the environment

C. Safe and non-polluting

D. Made in factories

Câu 36: Which activity pollutes the air?

A. Riding bicycles

B. Burning trash

C. Walking

D. Using wind energy

Câu 37: How can you help reduce plastic waste?

A. Buy bottled drinks daily

B. Use single-use cups

C. Carry a reusable bottle

D. Ignore recycling

Câu 38: What is the main cause of water pollution?

A. Fish

B. Factories dumping waste

C. Clean water

D. Recycled soap

Câu 39: Why is recycling important?

A. It wastes time

B. It reduces waste and saves resources

C. It’s too expensive

D. It uses more plastic

Câu 40: A disaster that causes large waves is a:

A. Tornado

B. Tsunami

C. Earthquake

D. Cyclone

Câu 41: What does “reuse” mean?

A. Throw away

B. Use again

C. Break

D. Burn

Câu 42: What is a simple way to save water?

A. Take long showers

B. Turn off the tap while brushing

C. Wash cars daily

D. Water the garden every hour

Câu 43: What is soil erosion?

A. A farming technique

B. The washing away of soil by water or wind

C. Planting trees

D. Mining

Câu 44: How can planting trees help the environment?

A. They block rain

B. Reduce CO₂ and clean the air

C. Increase noise

D. Attract pollution

Câu 45: What is the “greenhouse effect”?

A. Heating a room

B. The warming of Earth due to gases trapping heat

C. Growing plants in a house

D. Cooling the atmosphere

Câu 46: Which disaster is hardest to predict?

A. Typhoon

B. Earthquake

C. Flood

D. Blizzard

Câu 47: What is compost?

A. Plastic material

B. Recycled metal

C. Decayed organic waste used as fertilizer

D. A type of pollution

Câu 48: Which of the following is harmful to marine life?

A. Bananas

B. Plastic waste in the ocean

C. Seaweed

D. Clean sand

Câu 49: What is a "carbon footprint"?

A. Shoe print

B. The amount of CO₂ a person produces

C. A tree root

D. River pollution

Câu 50: A disaster caused by heavy rain and poor drainage is:

A. Earthquake

B. Flood

C. Drought

D. Fire

Câu 51: What is a benefit of using solar energy?

A. Produces pollution

B. Uses fuel

C. Renewable and clean

D. Works only at night

Câu 52: A person who protects nature is called:

A. Builder

B. Developer

C. Environmentalist

D. Scientist only

Câu 53: What is the result of throwing trash into rivers?

A. Clean water

B. Water pollution

C. Healthy fish

D. More farming

Câu 54: What should we NOT do in a forest?

A. Pick up trash

B. Light fires carelessly

C. Hike carefully

D. Observe animals

Câu 55: How can we prepare for disasters?

A. Ignore warnings

B. Build weak houses

C. Follow safety guidelines and emergency plans

D. Stay near danger zones

Câu 56: What is an avalanche?

A. Rainstorm

B. Snow falling rapidly down a slope

C. Dust storm

D. Tornado

Câu 57: Which of these reduces landfill waste?

A. Burning garbage

B. Buying more

C. Recycling and reusing

D. Littering

Câu 58: What does “conserve” mean?

A. Use as much as possible

B. Protect and use wisely

C. Destroy quickly

D. Sell waste

Câu 59: What is the 3R rule in waste management?

A. Reuse, Recycle, Read

B. Reduce, Reuse, Recycle

C. Run, Rest, Relax

D. Raise, Rate, Repair

Câu 60: A tornado is a:

A. Rotating funnel-shaped storm

B. Snowfall

C. Sea wave

D. Forest