Quelpr
1 markEcology, Niches, and Interactions

CAPE Environmental Science Unit 1 · 2010 · Paper 2 · Question 3(b)(ii)

Figure 2 illustrates a predator-prey relationship in a research plot in a savannah.

In which month was size of the predator population equal to 200?

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 3(a)Define the term 'ecological niche'.[3 marks]
  2. 3(b)(i)Describe the trend shown in Figure 2. Include specific values in your answer.[3 marks]
  3. 3(b)(iii)What was the size of the prey population in Month 11?[1 mark]
  4. 3(b)(iv)Suggest TWO reasons why the predator population is successfully regulating the population of the prey.[6 marks]
  5. 3(c)Provide THREE reasons to support the statement above.[6 marks]

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