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Sustainability Excellence Associate and Sustainability Excellence Professional Carbon Accounting & Greenhouse Gas Inventories: practice questions

Sustainability Excellence Associate (SEA) and Sustainability Excellence Professional (SEP) · International · Green Business Certification Inc., with the International Society of Sustainability Professionals as education partner

Original practice questions written to the published syllabus · not past papers
10worked here, free
15written to this exam in this subject
8syllabus units

About Sustainability Excellence Associate and Sustainability Excellence Professional

Sustainability Excellence Associate (SEA) and Sustainability Excellence Professional (SEP) is a professional certification run by Green Business Certification Inc., with the International Society of Sustainability Professionals as education partner, for candidates worldwide. Online (remote) or test-centre examinations administered by GBCI; SEA is entry level and a prerequisite for SEP. Question count and duration are in GBCI's candidate handbook, not on the page read.

Source: sustainabilityprofessionals.org.

Checked against the exam body's published information. Formats and fees change; confirm the current edition there before you book.

Carbon Accounting & Greenhouse Gas Inventories in Sustainability Excellence Associate and Sustainability Excellence Professional

Counting greenhouse gases for nations, organisations, farms and products: IPCC inventory guidelines, the GHG Protocol corporate and Scope 3 standards, land-sector guidance, ISO 14064, emission factors and tiers, and science-based targets.

Our 15 Sustainability Excellence Associate and Sustainability Excellence Professional questions in this subject: 3 easy, 10 medium, 2 hard, across 8 units.

10 practice questions, worked

Choose an answer, then open the working. Each explanation says why the right answer is right and why the others are not.

These 10 were written to Sustainability Excellence Associate and Sustainability Excellence Professional and are not shown on any other exam's page.

Question 1 · easy

On a mixed farm, which emission is Scope 1 under the GHG Protocol?

  1. Emissions from generating the electricity that runs the milking parlour
  2. Emissions from manufacturing the ammonium nitrate fertiliser it buys
  3. Methane from enteric fermentation in the farm's own cattle
  4. Emissions from the dairy plant that processes milk the farm sells to it
Answer and working

C. Methane from enteric fermentation in the farm's own cattle

Enteric methane from owned animals is a direct emission from a controlled source: Scope 1. Purchased electricity is Scope 2; fertiliser manufacture is Scope 3 category 1; the processor's emissions are Scope 3 category 10 for the farm.

Question 2 · medium

The same choice in reverse: a food company owns 40% of a joint-venture plant emitting 10,000 t CO2e but has no control over it. Using the equity share approach, how much enters its inventory?

  1. 4,000 t CO2e
  2. 10,000 t CO2e
  3. 1,600 t CO2e
  4. 6,000 t CO2e
Answer and working

A. 4,000 t CO2e

Equity share accounts in proportion to economic interest: 0.40 x 10,000 = 4,000 t. 10,000 would apply under a control approach with control; 6,000 is the other partners' share; 1,600 squares the share by mistake.

Question 3 · hard

A poultry processor installs rooftop solar panels and uses all the power on site, exporting none. How is this reflected in its inventory?

  1. The company subtracts the panels' output, valued at the grid factor, from its Scope 1 as an avoided emission
  2. The company records negative Scope 3 emissions equal to the emissions the grid would have produced instead
  3. The panels' output is reported in Scope 2 at the grid-average factor, since all electricity counts the same
  4. Electricity from the panels carries zero Scope 2 emissions, so purchased grid electricity and Scope 2 fall
Answer and working

D. Electricity from the panels carries zero Scope 2 emissions, so purchased grid electricity and Scope 2 fall

Self-generated, self-consumed renewable electricity has no generation emissions and is not purchased, so it simply reduces grid purchases and Scope 2. Avoided emissions are never subtracted from any scope, and negative Scope 3 entries are not allowed.

Question 4 · medium

Why can a spend-based Scope 3 estimate fail to show a supplier farm's real emission reduction?

  1. It is allowed only for capital goods, so purchased crops and milk are always excluded from it
  2. It counts only transport emissions, so emissions from on-farm practice never enter the calculation
  3. It scales with money spent, so cutting farm emissions without changing price leaves the estimate unchanged
  4. It uses the supplier's own measured farm data, which usually lags behind the farm's practice change by five years
Answer and working

C. It scales with money spent, so cutting farm emissions without changing price leaves the estimate unchanged

Spend-based factors are sector averages per currency unit; they reflect price, not practice. Supplier-specific or activity-based methods are needed to capture farm-level change. Spend-based methods are not supplier-specific, cover all purchases and are not limited to capital goods.

Question 5 · medium

What is the difference between insetting and offsetting for a food company?

  1. Insetting applies only to Scope 2; offsetting applies only to Scope 1 emissions from the company's own delivery vehicles
  2. Insetting reduces or removes emissions within its own value chain; offsetting buys credits from projects outside it
  3. Insetting buys credits from projects outside its value chain; offsetting cuts emissions inside its own operations
  4. Insetting and offsetting are synonyms for buying certified credits, used by different standard-setting bodies
Answer and working

B. Insetting reduces or removes emissions within its own value chain; offsetting buys credits from projects outside it

Insetting works inside the value chain (for example paying supplier farms to plant hedges or cut fertiliser), so the effect shows in the company's own Scope 3 or removals; offsets are external credits, reported separately. The terms are not tied to particular scopes and are not synonyms.

Question 6 · hard

A buyer pays farmers to adopt practices that cut N2O and counts the result in its Scope 3, while the farmers also sell carbon credits for the same reductions. What is the problem, and what prevents it?

  1. Under-counting, since the buyer should also add the credits to its Scope 1 total to match the farm
  2. Double claiming of the same tonnes; a data-sharing agreement should allocate who may claim the reductions
  3. Leakage, because the farmers will expand onto nearby forest land; a buffer pool of carbon credits always prevents it
  4. None, because Scope 3 inventories and carbon credits use different units, so both claims can stand
Answer and working

B. Double claiming of the same tonnes; a data-sharing agreement should allocate who may claim the reductions

The same reduction is claimed twice -- once in the buyer's inventory and once by whoever buys the credits. Contracts need to settle claims. Both claims use t CO2e; adding credits to Scope 1 is wrong; leakage is a different issue.

Question 7 · easy

Which of these is NOT one of the five data quality indicators in the GHG Protocol Scope 3 Standard?

  1. Profitability of the supplier
  2. Reliability
  3. Temporal representativeness
  4. Geographical representativeness
Answer and working

A. Profitability of the supplier

The five indicators are technological, temporal and geographical representativeness, completeness and reliability. A supplier's profitability says nothing about data quality.

Question 8 · medium

A dairy group with base-year emissions of 10,000 t CO2e buys a cheese plant that existed in the base year, when it emitted 2,000 t. What is the recalculated base year?

  1. 8,000 t CO2e
  2. 11,000 t CO2e
  3. 10,000 t CO2e
  4. 12,000 t CO2e
Answer and working

D. 12,000 t CO2e

Acquisition of a facility that existed in the base year adds its base-year emissions: 10,000 + 2,000 = 12,000 t. Leaving 10,000 would make the acquisition look like growth; subtraction is for divestment; there is no rule to add half.

Question 9 · medium

Which statement compares absolute and intensity targets correctly?

  1. An absolute target limits total tonnes; under an intensity target, total tonnes rise if output grows enough
  2. An intensity target is always stricter, because it must be met in every year rather than at the end
  3. An absolute target allows output growth to be excluded, while an intensity target always includes it
  4. An absolute target limits tonnes per unit of output; an intensity target limits total tonnes emitted
Answer and working

A. An absolute target limits total tonnes; under an intensity target, total tonnes rise if output grows enough

Absolute targets cap total emissions; intensity targets cap emissions per unit, so absolute emissions rise if output grows faster than intensity falls. Neither is inherently annual or stricter; the definitions in the other options are swapped or invented.

Question 10 · medium

Under SBTi near-term criteria, what minimum share of Scope 1 and 2 emissions must a target cover?

  1. 90%
  2. 95%
  3. 67%
  4. 100%
Answer and working

B. 95%

Near-term targets must cover at least 95% of Scope 1 and 2. 67% is the minimum near-term Scope 3 coverage and 90% the long-term Scope 3 coverage; 100% is not required.

A study plan for Carbon Accounting & Greenhouse Gas Inventories in Sustainability Excellence Associate and Sustainability Excellence Professional

This plan follows where our questions actually fall, so the time goes where the marks are likely to be. It is our reading of the syllabus, not the exam body's weighting.

  1. First, the heavy units (60% of the 15 questions): GHG Protocol Corporate Standard: boundaries, Scopes 1 and 2 (3, 20%); Science-based targets and net-zero standards, including FLAG (3, 20%); Scope 3 categories and supply-chain emissions (3, 20%).

    Read the manual chapters for these first and do every worked question you can find on them.

  2. Then the middle band: Base years, recalculation and targets (2, 13%); Data quality, uncertainty and materiality (1, 7%); Farm-level carbon calculators (1, 7%).

    Aim for one sitting per unit, then mixed questions across them.

  3. Then the lighter units: Land-sector and removals accounting for companies (1, 7%); Tier 1, 2 and 3 methods and emission factors (1, 7%).

    Learn the definitions, classifications and standard numbers; these units are more often recalled than worked.

  4. Leave time for the hard ones: Farm-level carbon calculators (1 hard of 1), GHG Protocol Corporate Standard: boundaries, Scopes 1 and 2 (1 hard of 3).

    Come back to these after a first pass, untimed, and read every explanation, including for the options you rejected.

  5. Bank the easy marks: Data quality, uncertainty and materiality (1 easy of 1); GHG Protocol Corporate Standard: boundaries, Scopes 1 and 2 (1 easy of 3).

    Do these early in revision so they are fast on the day.

  6. Finish timed. Sit the subject as a timed set without notes, mark it, and send each wrong answer back to its unit above.

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