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2 marksAtmospheric Pollution and Global Atmosphere Issues

CAPE Environmental Science Unit 2 · 2010 · Paper 2 · Question 7(b)(ii)

Ozone may be called a gas with a multiple personality because sometimes it is considered a pollutant and sometimes it is not.

Explain your response to (b)(i) above.

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Other parts of this question

  1. 7(a)(i)List TWO primary air pollutants.[2 marks]
  2. 7(a)(ii)Why is nitrogen dioxide considered a secondary air pollutant?[2 marks]
  3. 7(b)(i)Under what condition is ozone NOT considered a pollutant?[1 mark]
  4. 7(c)(i)Outline the formation of acid rain.[4 marks]
  5. 7(c)(ii)Explain how acid rain results in the destruction of vegetation.[4 marks]
  6. 7(d)(i)Identify which of Sites A and B was the experimental site and which was the control site.[1 mark]
  7. 7(d)(ii)On which day did construction begin on the site?[1 mark]
  8. 7(d)(iii)On which day did construction finally end on the site?[1 mark]
  9. 7(d)(iv)Explain how you arrived at the answers to (d)(i) and (ii) above.[2 marks]

More practice: the rest of this paper · more Atmospheric Pollution and Global Atmosphere Issues questions · all CAPE Environmental Science Unit 2 past papers