CSEC Biology · January 2012 · Paper 2 · Question 6(b)(iv)
Describe TWO ways in which the natural balance in a community may be disrupted.
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Practise this questionOther parts of this question
- 6(a)(i)Distinguish between a community and a habitat.[6 marks]
- 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.…[6 marks]
- 6(b)(i)Describe TWO types of feeding relationships that exist in an ecosystem and give an example of EACH type.[9 marks]
- 6(b)(ii)Construct a food web which describes the trophic relationship among four organisms in a community.[9 marks]
- 6(b)(iii)State which organism(s) in your web would have the least amount of energy available.[9 marks]
More practice: the rest of this paper · more Human Impact on the Environment questions · all CSEC Biology past papers