CAPE Environmental Science Unit 2 · 2011 · Paper 2 · Question 5(a)
Air pollutants and pesticide dynamics.
What are 'secondary air pollutants'?
The mark scheme is shown once you've answered.
Practise this questionOther parts of this question
- 5(b)(i)Complete Figure 5 to show ONE pathway by which the pesticide may enter humans.[1 mark]
- 5(b)(ii)Complete Figure 5 to show ONE pathway by which the pesticide may enter oceans.[1 mark]
- 5(c)Identify the processes in Figure 5 which are labelled A, B, C and D.[4 marks]
- 5(d)(i)State THREE inferences that may be drawn from the results presented in Table 3.[3 marks]
- 5(d)(ii)Calculate the minimum concentration factor of the pesticide in the tertiary consumers.[2 marks]
- 5(d)(iii)Explain the pattern of pesticide concentration in the ecosystem that is shown in Table 3.[6 marks]
More practice: the rest of this paper · more Atmospheric Pollution and Global Atmosphere Issues questions · all CAPE Environmental Science Unit 2 past papers