Quelpr
1 markFossil Fuels and Alternative Energy Sources

CSEC Integrated Science · May/June 2011 · Paper 2 · Question 1(f)(v)

Data showing carbon dioxide emissions from China and the USA from 1968 to 2008.

Determine the year in which China's carbon dioxide emissions equalled those of the United States.

This question uses a figure or table from the paper — you'll see it when you practise.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 1(a)(i)State the kind of energy stored in this food.[1 mark]
  2. 1(a)(ii)Identify the substance combined with carbon dioxide during photosynthesis.[1 mark]
  3. 1(b)Describe how plants and animals can become fossil fuels.[2 marks]
  4. 1(c)(i)Name ONE alternative source of energy suitable for electricity generation in this country.[1 mark]
  5. 1(c)(ii)Name a SECOND alternative source of energy suitable for electricity generation in this country.[1 mark]
  6. 1(d)(i)Give ONE disadvantage of the first alternative energy source named in (c) that may cause resistance to its adoption.[1 mark]
  7. 1(d)(ii)Give ONE disadvantage of the second alternative energy source named in (c) that may cause resistance to its adoption.[1 mark]
  8. 1(e)(i)Name TWO other atmospheric pollutants resulting from increased vehicular traffic.[2 marks]
  9. 1(e)(ii)State ONE negative environmental effect of ONE of the pollutants named in (e)(i).[1 mark]
  10. 1(e)(iii)Suggest TWO negative effects of increased atmospheric carbon dioxide levels on the Caribbean environment.[2 marks]
  11. 1(e)(iv)State TWO possible effects of increased air pollution on human health in the Caribbean.[2 marks]
  12. 1(f)(i)On Figure 1 on page 5, which already shows the curve for USA, plot a graph representing the carbon dioxide emission data for China using the scales provided.[5 marks]
  13. 1(f)(ii)Label the axes on the graph in Figure 1.[1 mark]
  14. 1(f)(iii)State an appropriate title for the graph.[1 mark]
  15. 1(f)(iv)Identify the period during which a decrease occurred in carbon dioxide emitted by the USA.[1 mark]
  16. 1(f)(vi)Based on the trends shown, predict which country would produce more carbon dioxide in 2010.[1 mark]

More practice: the rest of this paper · more Fossil Fuels and Alternative Energy Sources questions · all CSEC Integrated Science past papers