Transport Systems in Plants

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  • Created by: jenny
  • Created on: 23-05-16 22:07

1. What is not an adaptation of a plant to reduce water loss?

  • Close at night as no gases are needed, due to lack of sunlight
  • Dedidious Plants lose leaves in winter because temp is too low and ground might be frozen so water content needs to be saved
  • Stomata that let air in
  • Waxy cuticle stops water escaping from the epidermis
  • Stomata are on the underside to reduce direct heating
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Other questions in this quiz

2. What is evidence for translocation?

  • If a metabolic poision is usedtranslocation is stopped
  • Not all solutes in phlowm move at the same rate
  • Sieve plates roles are unclear

3. The apoplast pathway goes through..?

  • The cell walls
  • Plasmodesmata in the cytoplasm

4. Where is the xylem usually found in the stem?

  • Nearest the pith
  • Nearest the parenchyma
  • In between two major vessels

5. What is not a factor that increases transpiration rate?

  • Humidity (Less humid)
  • Water availability
  • Wind (Stronger)
  • More branching stem
  • Number and size or stomata
  • More leaves
  • Higher temperature

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