Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 176 · 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.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
2. 2.🔮 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) it fills with soil (d) much more water
3. 3.True or false: make food in sunlight is a job of the leaves. (a) False (b) True
4. 4.🪴 Which part of a plant does this job: hold up the leaves? (a) stem (b) flower (c) roots (d) leaves
5. 5.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) a potted plant (c) sunlight (d) turmeric powder
6. 6.⚖️ 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 kind of plant
7. 7.🧺 Do we need a battery cell for the leafy bag test? (a) needed (b) not needed
8. 8.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) a rubber band (c) a potted plant (d) yeast
9. 9.True or false: a magnet is not needed for the leafy bag test. (a) True (b) False
10. 10.True or false: sunlight is not needed for the leafy bag test. (a) False (b) True
11. 11.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
12. 12.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
13. 13.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the hot sunny day (b) the cool cloudy day (c) both the same (d) neither of them
14. 14.True or false: hold up the leaves is a job of the leaves. (a) True (b) False
15. 15.True or false: take in water from soil is a job of the leaves. (a) True (b) False
16. 16.🪴 Which of these is a job of the roots? (a) hold up the leaves (b) hold the plant in soil (c) give out water vapour (d) carry water upward
17. 17.🪴 Which of these is a job of the leaves? (a) carry water upward (b) make food in sunlight (c) hold up the leaves (d) make seeds
18. 18.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) leaves (c) stem (d) flower
19. 19.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) leaves (c) roots (d) flower
20. 20.🧺 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) turmeric powder (d) a rubber band
21. 21.True or false: hold the plant in soil is a job of the roots. (a) False (b) True
22. 22.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a potted plant (c) a magnet (d) sunlight
23. 23.⚖️ 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 the one thing we change. (a) False (b) True
24. 24.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) take in water from soil (c) make seeds (d) carry water upward
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a clear plastic bag (c) a rubber band (d) yeast
26. 26.⚖️ 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
27. 27.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) gently, not too tight (c) as tight as possible (d) with sharp wire
28. 28.True or false: make food in sunlight is a job of the roots. (a) True (b) False
29. 29.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) sunlight (c) vinegar (d) a few hours
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 what we measure. (a) False (b) True
31. 31.True or false: make seeds is a job of the flower. (a) False (b) True
32. 32.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) nothing at all (b) tiny insects (c) tiny water drops (d) salt crystals
33. 33.⚖️ 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 the one thing we change. (a) True (b) False
34. 34.🧺 Do we need a rubber band for the leafy bag test? (a) needed (b) not needed
35. 35.🔮 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
36. 36.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) sunlight (c) a battery cell (d) a few hours
37. 37.True or false: turmeric powder is needed for the leafy bag test. (a) True (b) False
38. 38.⚖️ 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 measure it (c) we keep it the same
39. 39.🪴 Which part of a plant does this job: carry water upward? (a) flower (b) leaves (c) roots (d) stem
40. 40.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a magnet (c) vinegar (d) a few hours

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