Quelpr
2 marksHuman Impact on the Environment

CSEC Biology · May/June 2019 · Paper 2 · Question 2(c)(ii)

With reference to the carbon cycle, suggest TWO strategies individuals can use to reduce the amount of carbon dioxide in the atmosphere.

The mark scheme is shown once you've answered.

Practise this question

Other parts of this question

  1. 2(a)State the name of the processes numbered I to IV.[4 marks]
  2. 2(b)(i)Name ONE type of organism responsible for decomposing organic waste.[1 mark]
  3. 2(b)(ii)Explain TWO ways in which the type of nutrition carried out by the organism named in (b)(i) is different from that carried out by plants.[4 marks]
  4. 2(b)(iii)State TWO reasons why the type of organism named in (b)(i) is important in an ecosystem.[2 marks]
  5. 2(c)(i)Suggest TWO reasons why carbon dioxide is described as a greenhouse gas.[2 marks]

More practice: the rest of this paper · more Human Impact on the Environment questions · all CSEC Biology past papers