DP Biology (first assessment 2025)

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Question 19M.2.SL.TZ2.b

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Date May 2019 Marks available [Maximum mark: 2] Reference code 19M.2.SL.TZ2.b
Level SL Paper 2 Time zone TZ2
Command term Compare and contrast Question number b Adapted from N/A
b.
[Maximum mark: 2]
19M.2.SL.TZ2.b

Referring to the data, compare and contrast the changes in the use of the different fuels between 1950 and 1975.

[2]

Markscheme

[Source: Boden T ; Marland G ; Andres R J (1999): Global, Regional, and National Fossil-Fuel CO2 Emissions (1751 - 2014) (V. 2017). Carbon Dioxide Information Analysis Center (CDIAC), Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States). doi:10.3334/ CDIAC/00001_V2017]

Examiners report

Most interpreted the graph correctly, but it was more difficult for some to include similarities, only focusing on differences. A certain number ignored to take only 1950 to 1975 into account, as specified in the question.

Syllabus sections