A-LevelBiologyTransport in plants9700/12 · May/June 2017 · Q251 Mark
Which statement correctly describes transport pathways in dicotyledonous plants?
AIn the apoplast pathway, water may move through plasmodesmata.
BIn the symplast pathway, water may move through intercellular spaces.
CThe apoplast pathway may be blocked by the Casparian strip.
DThe symplast pathway may be blocked by the tonoplast.
✓ Correct answer
C: The apoplast pathway may be blocked by the Casparian strip.
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