Biology 0610 · IGCSE · Size of specimens

Size of specimens — practice question

The diameter of a diagram showing a white blood cell is $76\,\text{mm}$. The diagram has been drawn at a magnification of $\times 8000$. Calculate the real diameter of the white blood cell.

  • A$0.095\,\mu\text{m}$
  • B$0.95\,\mu\text{m}$
  • C$9.5\,\mu\text{m}$
  • D$95.0\,\mu\text{m}$

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