CAPE Environmental Science Unit 1 · 2018 · Paper 2 · Question 1(b)(ii)
State TWO possible causes of secondary succession.
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Practise this questionOther parts of this question
- 1(a)(i)In the space provided, draw a fully labelled diagram to illustrate the carbon cycle.[5 marks]
- 1(a)(ii)Outline THREE ways in which carbon and the carbon cycle are important to organisms.[3 marks]
- 1(b)(i)Distinguish between 'primary succession' and 'secondary succession'.[4 marks]
- 1(c)(i)Define the term 'biotic potential'.[2 marks]
- 1(c)(ii)Explain how environmental resistance affects population growth in natural ecosystems.[4 marks]
More practice: the rest of this paper · more Ecosystem Dynamics and Community Stability questions · all CAPE Environmental Science Unit 1 past papers