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4 marksTransport Across Membranes

CSEC Biology · January 2011 · Paper 2 · Question 2(b)(iv)

In an investigation on plant cells and animal cells the changes shown in Figure 1 are observed.

Why does the animal cell burst but the plant cell does not?

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Other parts of this question

  1. 2(a)(i)Complete Table 2 to show the differences between plant and animal cells.[5 marks]
  2. 2(a)(ii)State ONE function of EACH of the following organelles: Mitochondrion, Chloroplast.[2 marks]
  3. 2(b)(i)Name the process that causes the change in the appearance of both cells.[1 mark]
  4. 2(b)(ii)Explain why the process named in (b)(i) above is important to plant cells.[2 marks]
  5. 2(b)(iii)The plant cell becomes turgid after one hour. Suggest why cell turgidity is useful to the plant.[1 mark]

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