IB DT Paper 1 Topic 2 MCQ

Which of the following best describes a system level solution?

• A. Reducing pollutants and waste at the end of the production processes

• B. Removing harmful gases from the exhaust stream before they are released into the atmosphere

• C. Using waste as a resource in a closed loop system

• D. Considers the impact of production at every stage and seeks to minimize the negative consequences

Figure 1 is an example of a tool used by designers.

What is Figure 1 an example of?

• A. Life cycle analysis (LCA) matrix

• B. Design for the environment software

• C. Affinity diagramming

• D. Environmental impact assessment matrix

Which of the following renewable energy resources could be considered as having the least environmental and social impact?

• A. Geothermal energy

• B. Solar

• C. Wind

• D. Hydropower

Which of the following best describes a circular economy?

• A. Maximizing the amount of material that can be recycled

• B. Designing products so they produce the minimal amount of pollution

• C. Designing products so their waste can be used as a resource

• D. Designing products so they can be disposed of as easily as possible

Which of the following is considered most reliable in terms of constant supply?

I. Solar

II. Nuclear

III. Tidal

• A. I and II only

• B. I and III only

• C. II and III only

• D. I, II and III

Which of the following waste mitigation strategies involves the use of small amounts of energy?

I. Re-use

II. Recycle

III. Repair

• A. I and II only

• B. I and III only

• C. II and III only

• D. I, II and III

Which of the following strategies would be the easiest way to ensure energy was being used most efficiently?

• A. Constructing power plants closer to cities

• B. Combining renewable and non-renewable energy sources

• C. Implementing combined heat and power (CHP)

• D. Reducing reliance on international grid systems

Which of the following statements are true of life cycle analysis (LCA)?

I. Straightforward

II. Expensive

III. Time-consuming

• A. I and II only

• B. I and III only

• C. II and III only

• D. I, II and III

Focussing on one or two environmental objectives is considered a strategy for…

• A. Eco-design

• B. Radical design

• C. Green design

• D. Constructive discontent

What might be considered a disadvantage of an incremental solution?

• A. It requires considerable expenditure on research and development

• B. It causes minimal disruption

• C. It requires a high capital investment

• D. It focuses on short-term goals