Quelpr
6 marksEcological Studies and Factors

CSEC Biology · January 2012 · Paper 2 · Question 6(a)(ii)

Some students want to investigate the distribution of species found in a forest while another group wants to investigate the distribution of species in a pond. Describe the sampling technique that the students could use for EACH distribution of species.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 6(a)(i)Distinguish between a community and a habitat.[6 marks]
  2. 6(b)(i)Describe TWO types of feeding relationships that exist in an ecosystem and give an example of EACH type.[9 marks]
  3. 6(b)(ii)Construct a food web which describes the trophic relationship among four organisms in a community.[9 marks]
  4. 6(b)(iii)State which organism(s) in your web would have the least amount of energy available.[9 marks]
  5. 6(b)(iv)Describe TWO ways in which the natural balance in a community may be disrupted.[9 marks]

More practice: the rest of this paper · more Ecological Studies and Factors questions · all CSEC Biology past papers