Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 62 · 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.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it gets wet (c) it is too big (d) it can block breathing
2. 2.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
3. 3.🪴 Which of these is a job of the leaves? (a) make seeds (b) hold the plant in soil (c) give out water vapour (d) take in water from soil
4. 4.📘 What do we call plants giving out water vapour from their leaves? (a) germination (b) digestion (c) transpiration (d) reflection
5. 5.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) leaves (d) flower
6. 6.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: the size of the plant is kept the same. (a) True (b) False
7. 7.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a rubber band (c) a magnet (d) a potted plant
8. 8.🪴 Which of these is a job of the flower? (a) make seeds (b) hold up the leaves (c) carry water upward (d) take in water from soil
9. 9.🪴 Which part of a plant does this job: make food in sunlight? (a) roots (b) flower (c) leaves (d) stem
10. 10.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a potted plant (c) vinegar (d) a battery cell
11. 11.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a rubber band (c) yeast (d) a battery cell
12. 12.True or false: vinegar is not needed for the leafy bag test. (a) True (b) False
13. 13.⚖️ 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 kind of plant (b) the time we wait (c) sun or shade (d) amount of water drops
14. 14.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
15. 15.⚖️ 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) the kind of plant (c) amount of water drops
16. 16.⚖️ 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 size of the plant (b) amount of water drops (c) sun or shade
17. 17.True or false: turmeric powder is needed for the leafy bag test. (a) True (b) False
18. 18.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) carry water upward (c) make seeds (d) hold the plant in soil
19. 19.⚖️ 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 measure it (b) we change it (c) we keep it the same
20. 20.True or false: hold the plant in soil is a job of the flower. (a) True (b) False
21. 21.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a battery cell (c) a potted plant (d) a few hours
22. 22.True or false: hold the plant in soil is a job of the leaves. (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 time we wait (b) sun or shade (c) amount of water drops
24. 24.True or false: carry water upward is a job of the stem. (a) False (b) True
25. 25.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? Which of these is what we measure? (a) the size of the plant (b) sun or shade (c) the kind of plant (d) amount of water drops
26. 26.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is kept the same. (a) True (b) False
27. 27.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) with sharp wire (c) gently, not too tight (d) with a hot glue gun
28. 28.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) sunlight (c) a clear plastic bag (d) turmeric powder
29. 29.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it wilts and droops (b) it flowers more (c) it grows faster (d) it turns blue
30. 30.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: the same kind of bag is kept the same. (a) False (b) True
31. 31.🧺 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) sunlight
32. 32.⚖️ 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 measure it (b) we change it (c) we keep it the same
33. 33.True or false: a magnet is needed for the leafy bag test. (a) False (b) True
34. 34.True or false: hold the plant in soil is a job of the roots. (a) False (b) True
35. 35.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: the time we wait is kept the same. (a) True (b) False
36. 36.True or false: take in water from soil is a job of the roots. (a) False (b) True
37. 37.True or false: take in water from soil is a job of the leaves. (a) False (b) True
38. 38.🧺 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) a few hours (d) vinegar
39. 39.True or false: turmeric powder is not needed for the leafy bag test. (a) True (b) False
40. 40.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) stem (c) flower (d) roots

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