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1  The diagram below shows a cross-section of a plant root. The transport tissues are labelled.   a    i   What is tissue ...
 c   Plants must use active transport to move some substances from the soil into root hair cells.  i   Active transport ne...
 b   Cheek cells are a type of body cell. Body cells grow through cell division. What is the name of this type of cell div...
 e   The cheek cell in Figure 2 is magnified 250 times. The width of the cell is shown by the line D to E. Figure 2  Calcu...
 f   A red blood cell is 8   m in diameter. A bacterial cell is 40 times smaller. Calculate the diameter of the bacterial ...
3  The diagram shows a section through a plant leaf.   a   Use words from the box to name two tissues in the leaf that tra...
Mark schemes 1   a    i   xylem 1   ii   water 1  minerals   ions   named example s  ignore nutrients 1   b    i   movemen...
45   250 or 0.18  mm  allow ecf 1  180    m  1  allow 180    m  with no working shown for 3 marks  f   0.2   m 1   9   3  ...