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Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 59 · 40 questions
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What you do (Roots in, leaves out): 1. Water the potted plant well. 2. Slip a clear plastic bag over a leafy branch. 3. Close it gently with a rubber band — not too tight. 4. Leave it in the sun for a few hours, then look for drops.

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  1. 1.🪴 Where did the water inside the bag come from? (a) the rubber band (b) the plastic (c) the rain (d) the leaves
  2. 2.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) much more water (c) it fills with soil (d) much less water
  3. 3.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
  4. 4.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a rubber band (c) a magnet (d) sunlight
  5. 5.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? Which of these is kept the same? (a) amount of water drops (b) sun or shade (c) the same kind of bag
  6. 6.True or false: take in water from soil is a job of the roots. (a) False (b) True
  7. 7.🪴 Which part of a plant does this job: take in water from soil? (a) stem (b) leaves (c) roots (d) flower
  8. 8.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) roots (b) petals (c) stomata (d) veins
  9. 9.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the roots (c) the leaves (d) the fruits
  10. 10.True or false: a battery cell is not needed for the leafy bag test. (a) True (b) False
  11. 11.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it turns blue (c) it flowers more (d) it wilts and droops
  12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a clear plastic bag (c) turmeric powder (d) a rubber band
  13. 13.True or false: hold up the leaves is a job of the leaves. (a) True (b) False
  14. 14.True or false: a clear plastic bag is needed for the leafy bag test. (a) False (b) True
  15. 15.True or false: a magnet is not needed for the leafy bag test. (a) True (b) False
  16. 16.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a few hours (c) a battery cell (d) a potted plant
  17. 17.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? Which of these is the one thing we change? (a) the size of the plant (b) sun or shade (c) the time we wait (d) the same kind of bag
  18. 18.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a potted plant (c) sunlight (d) a mirror
  19. 19.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? Which of these is kept the same? (a) sun or shade (b) amount of water drops (c) the size of the plant
  20. 20.True or false: give out water vapour is a job of the leaves. (a) True (b) False
  21. 21.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a potted plant (c) a magnet (d) vinegar
  22. 22.🪴 Which of these is a job of the flower? (a) take in water from soil (b) give out water vapour (c) make seeds (d) hold up the leaves
  23. 23.🛟 How should the plastic bag be tied around the branch? (a) gently, not too tight (b) with sharp wire (c) as tight as possible (d) with a hot glue gun
  24. 24.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
  25. 25.True or false: sunlight is needed for the leafy bag test. (a) False (b) True
  26. 26.🪴 Which part of a plant does this job: hold up the leaves? (a) roots (b) stem (c) flower (d) leaves
  27. 27.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a few hours (c) a rubber band (d) a battery cell
  28. 28.True or false: give out water vapour is a job of the flower. (a) False (b) True
  29. 29.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the same kind of bag”? (a) we change it (b) we keep it the same (c) we measure it
  30. 30.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is the one thing we change. (a) False (b) True
  31. 31.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a potted plant (c) a rubber band (d) vinegar
  32. 32.🪴 Which part of a plant does this job: give out water vapour? (a) leaves (b) stem (c) roots (d) flower
  33. 33.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) sunlight (c) a few hours (d) yeast
  34. 34.True or false: make seeds is a job of the stem. (a) True (b) False
  35. 35.True or false: a magnet is needed for the leafy bag test. (a) True (b) False
  36. 36.True or false: make food in sunlight is a job of the flower. (a) True (b) False
  37. 37.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
  38. 38.True or false: yeast is not needed for the leafy bag test. (a) True (b) False
  39. 39.True or false: a rubber band is not needed for the leafy bag test. (a) False (b) True
  40. 40.True or false: carry water upward is a job of the stem. (a) True (b) False

Answer key

  1. the leaves
  2. much less water
  3. not needed
  4. a magnet
  5. the same kind of bag
  6. True
  7. roots
  8. stomata
  9. the roots
  10. True
  11. it wilts and droops
  12. turmeric powder
  13. False
  14. True
  15. True
  16. a battery cell
  17. sun or shade
  18. a mirror
  19. the size of the plant
  20. True
  21. a potted plant
  22. make seeds
  23. gently, not too tight
  24. True
  25. True
  26. stem
  27. a battery cell
  28. False
  29. we keep it the same
  30. True
  31. vinegar
  32. leaves
  33. yeast
  34. False
  35. False
  36. False
  37. needed
  38. True
  39. False
  40. True

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