G6 Lessons 5-6 Midterm

What are the three 'R's for managing waste?

• Replenish, Reuse, Refurbish

• Rethink, Refuse, Repair

• Reduce, Reuse, Recycle

• Recycle, Refill, Replenish

What does the term 'biodegradable' mean?

• Capable of breaking down through the action of living organisms

• Capable of producing living organisms

• Produced from living organisms

• Resistant to decomposition

Which of the following is a cause of water pollution?

• Dumping garbage into the river

• Planting trees along the riverbank

• Building a water treatment plant

• Using water for irrigation

What is a consequence of water pollution?

• Improved human health due to contaminated water

• Death of aquatic wildlife

• Enhanced landscapes

• Increased biodiversity in aquatic ecosystems

Why is water pollution a serious problem?

• Because it has no impact on human health

• Because it only affects aquatic wildlife

• Because it affects only a small portion of the Earth's surface

• Because water covers over 70 per cent of the Earth's surface

What is the best way to manage waste?

• Burning waste in open areas

• Dumping waste in water bodies

• Leaving waste in public spaces

• Reducing, reusing, and recycling waste matter

How can water pollution be prevented?

• By increasing industrial waste dumping

• By increasing oil spills from bumboats

• By using more chemical fertilizers in agriculture

• By practising social responsibility in our homes

What is the main impact of improper waste disposal on health?

• No impact on health

• Negative impact on health

• Reduced risk of diseases

• Improved overall health

What is the main impact of dumping human sewage and dirty water into streams and rivers? (Choose 2 answers)

• Contaminated water and food

• Improved water quality

• Enhanced landscapes

• Reduced aquatic wildlife

Match the following:

• to make unwanted things into useful prod

• Reduce

• to use again

• Recycle

• to generate less waste

• Reuse