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2 marksCell Structure and Functions

CAPE Biology Unit 1 · 2017 · Paper 2 · Question 1(a)(ii)

Figure 1 shows a stained animal cell viewed under a light microscope at 1000x magnification.

Using the magnification provided, calculate the actual size of the cell, highlighted by the bar line at the left of the image. State the calculated value to the nearest micrometer. Show your working.

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Other parts of this question

  1. 1(a)(i)In the box below, make a detailed drawing of the cell in Figure 1 and label FOUR structures seen in the cell.[6 marks]
  2. 1(b)(i)Suggest a hypothesis for this experiment.[1 mark]
  3. 1(b)(ii)Compare the results obtained for the amount of reducing sugar and starch in the banana samples. Include in your comparison reference to the observations…[3 marks]
  4. 1(b)(iii)Comment on the significance of the findings of this experiment in relation to the use of bananas as a food item.[2 marks]
  5. 1(b)(iv)State the purpose of testing a sample with no banana extract.[1 mark]

More practice: the rest of this paper · more Cell Structure and Functions questions · all CAPE Biology Unit 1 past papers