Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 2 · 40 questions

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.

1. 1.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a battery cell (c) a clear plastic bag (d) a rubber band
2. 2.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) vinegar (c) sunlight (d) a magnet
3. 3.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
4. 4.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) leaves (d) flower
5. 5.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
6. 6.🪴 Where did the water inside the bag come from? (a) the plastic (b) the leaves (c) the rubber band (d) the rain
7. 7.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “amount of water drops”? (a) we change it (b) we keep it the same (c) we measure it
8. 8.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the kind of plant”? (a) we keep it the same (b) we measure it (c) we change it
9. 9.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a potted plant (c) vinegar (d) turmeric powder
10. 10.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) sunlight (c) a few hours (d) yeast
11. 11.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “sun or shade”? (a) we keep it the same (b) we change it (c) we measure it
12. 12.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it changes colour (c) it gets wet (d) it can block breathing
13. 13.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a mirror (c) a clear plastic bag (d) a magnet
14. 14.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) stem (c) flower (d) roots
15. 15.🧺 Which of these is not needed for the leafy bag test? (a) a battery cell (b) a potted plant (c) sunlight (d) a rubber band
16. 16.True or false: vinegar is not needed for the leafy bag test. (a) True (b) False
17. 17.🪴 Which part of a plant does this job: make seeds? (a) stem (b) flower (c) leaves (d) roots
18. 18.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a magnet (b) a rubber band (c) a potted plant (d) a few hours
19. 19.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: amount of water drops is the one thing we change. (a) False (b) True
20. 20.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) gently, not too tight (c) with sharp wire (d) as tight as possible
21. 21.True or false: a battery cell is needed for the leafy bag test. (a) True (b) False
22. 22.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
23. 23.⚖️ 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) the kind of plant (b) amount of water drops (c) sun or shade
24. 24.True or false: carry water upward is a job of the leaves. (a) True (b) False
25. 25.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the size of the plant”? (a) we measure it (b) we keep it the same (c) we change it
26. 26.🪴 Which of these is a job of the flower? (a) hold the plant in soil (b) make food in sunlight (c) make seeds (d) carry water upward
27. 27.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) turmeric powder (c) a clear plastic bag (d) a potted plant
28. 28.⚖️ 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) the same kind of bag (b) amount of water drops (c) sun or shade
29. 29.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny insects (b) tiny water drops (c) salt crystals (d) nothing at all
30. 30.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a mirror (c) a clear plastic bag (d) a potted plant
31. 31.True or false: a rubber band is needed for the leafy bag test. (a) False (b) True
32. 32.True or false: hold up the leaves is a job of the stem. (a) True (b) False
33. 33.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: the kind of plant is kept the same. (a) True (b) False
34. 34.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
35. 35.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) vinegar (b) a potted plant (c) a rubber band (d) a few hours
36. 36.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) stem (c) flower (d) roots
37. 37.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) sunlight (c) turmeric powder (d) a rubber band
38. 38.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much less water (b) exactly the same (c) much more water (d) it fills with soil
39. 39.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a clear plastic bag (c) a few hours (d) vinegar
40. 40.True or false: hold up the leaves is a job of the roots. (a) False (b) True

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