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3 marksEcology, Niches, and Interactions

CAPE Environmental Science Unit 1 · 2016 · Paper 2 · Question 2(c)

Define the term 'limiting factor' and explain how limiting factors function within an environment.

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Other parts of this question

  1. 2(a)State THREE ways in which primary ecological succession differs from secondary ecological succession.[3 marks]
  2. 2(b)(i)Using Figure 2, determine which two countries together have 70% of their forest remaining intact, showing your working.[4 marks]
  3. 2(b)(ii)Identify which country is MOST likely to undergo ecological succession and justify your answer.[7 marks]
  4. 2(d)Explain the role played by natural selection in the adaptation of species to their natural environment.[3 marks]

More practice: the rest of this paper · more Ecology, Niches, and Interactions questions · all CAPE Environmental Science Unit 1 past papers