Topic 2

Non-renewable resources

• A natural resource that cannot be re-made or re-grown as it does not naturally re-form at a rate that makes its use sustainable, for example, coal, petroleum and natural gas.
• A natural resource that can be cultivated or replenished quickly and used sustainably, such as wood from managed forests and crops grown annually.
• An artificial substance created in laboratories that mimics natural materials used in various industries without environmental impacts.
• A sustainable resource that is continuously available without depletion, including sunlight, wind, and water currents, all harnessed for energy production.

Answer explanation

2.1 Resources and reserves

Renewable resources

• A natural resource that can replenished with the passage of time, or does not abate at all.
• A natural resource that cannot be replenished within a human lifetime
• A natural resource that rapidly diminishes over time
• A resource that only exists in limited quantities and cannot be restored

Answer explanation

2.1 Resources and reserves

Resources

• Resources are the stock or supply of materials that are available in a given context.
• Resources are the network of raw elements used in an industry setting
• Resources are the collection of items reserved solely for future crises
• Resources are the assortment of tools distributed equally among people

Answer explanation

2.1 Resources and reserves

Reserves

• Reserves are natural resources that have been identified in terms of quantity and quality.
• Reserves are natural resources that have been completely extracted from the earth
• Reserves are current monetary assets held by financial institutions
• Reserves are designated areas meant for the conservation of wildlife habitat

Answer explanation

2.1 Resources and reserves

Renewability

• The level at which a resource is renewable. The rate that a resource can be replenished.
• The degree of resource abundance in an ecosystem. The amount a resource can be accessed.
• The pace at which a resource is utilized and depleted. The frequency at which it diminishes over time.
• The ability of human technology to create alternatives. The potential to develop alternative resources.

Answer explanation

2.1 Resources and reserves

Re-use

• Reuse of a product in the same context or in a different context.
• Recycling of materials for creating new products.
• Disposal of a product after its final use.
• Manufacturing a product using raw resources.

Answer explanation

2.2 Waste mitigation strategies

Recycle

• Recycling refers to using the materials from obsolete products to create other products.
• Recycling refers to destroying obsolete products and discarding the remains elsewhere
• Recycling involves burning old materials to generate new energy sources
• Recycling refers to selling unused products to be reused as they are

Answer explanation

2.2 Waste mitigation strategies

Repair

• The reconstruction or renewal of any part of an existing structure or device.
• The replacement of a structure with a new one identical in design
• The demolition and complete removal of a structure or device
• The routine maintenance to ensure longevity and safety of a structure

Answer explanation

2.2 Waste mitigation strategies

Recondition

• Rebuilding a product so that it is in an ‚Äúas new‚Äù condition, and is generally used in the context of car engines and tyres.
• Fixing a product so that it operates reliably again, often used in the context of electronic devices and gadgets.
• Cleaning a product to remove dirt and debris so it looks immaculate, often used in the context of furniture and home appliances.
• Adjusting a product to improve its aesthetic appeal, sometimes used in the context of clothing and fashion items.

Answer explanation

2.2 Waste mitigation strategies

Re-engineer

• To redesign components or products to improve their characteristics or performance.
• To organize team members to boost productivity and efficiency
• To rearrange office space to increase collaboration and creativity
• To replace outdated systems with new technologies for better results

Answer explanation

2.2 Waste mitigation strategies