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5 Written Questions

5 Matching Questions

  1. sieve tubes
  2. winter solstice
  3. pressure-flow theory
  4. adhesion
  5. ethylene
  1. a December 22, when the sun is at its southernmost point
  2. b explanation of plant nutrient transport from leaves/photosynthetic materials to other parts of the plant driven by the pressure build-up of hypertonic solution in leaf phloem
  3. c refers to the bonding of water to xylem walls (xylem=polysaccharide of glucose)
  4. d plant hormone that stimulates fruits to ripen
  5. e the conducting strands in phloem

5 Multiple Choice Questions

  1. the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect i.e. auxin
  2. plant that blooms in response to temperature, water, etc. and not night/day i.e. desert plants, rainforests
  3. any of a class of plant hormones that promote cell division and delay the senescence of leaves; affects growth of root system
  4. the solution of water and minerals that accumulates in the root xylem and flows through xylem vessels in a plant
  5. plant cells with unevenly thickened primary cell walls that are alive at maturity and that function to support the growing stem

5 True/False Questions

  1. thigmotropismgrowth influence in plants by touch, i.e. vines curling around tree trunks


  2. photoperiodisma plant's response to seasonal changes in length of night and day


  3. primary growthincrease in plant LENGTH


  4. translocationthe process of moving sugars through phloem


  5. cohesionrefers to the hydrogen-bonding between water molecules to make a chain of water from leaf to roots


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