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1.2 Number, size and scale

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Question 3
F

The Figure shows the sizes of four biological structures.

Figure

image

a.

Give the name of the smallest structure shown in the Figure.

[1]
b.

Calculate how many times wider the human egg cell is than the red blood cell.

[2]
c.

A student said that the bacterium is 20 times longer than the virus.

Show that the student is correct.

[2]
Markscheme

1.2 Number, size and scale Questions

  1. GCSE
  2. /Biology
  3. /1.2 Number, size and scale

48 exam-style questions on Edexcel GCSE Biology 1.2 Number, size and scale, covering 1.2.1 Number, size and scale with estimations and 1.2.2 Quantitative units in relation to cells. Each one has a worked solution and a mark scheme showing where the marks go.

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