Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 139 · 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) needed (b) not needed
2. 2.🧺 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) a mirror (d) sunlight
3. 3.True or false: make seeds is a job of the flower. (a) True (b) False
4. 4.⚖️ 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 the one thing we change. (a) True (b) False
5. 5.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it flowers more (c) it wilts and droops (d) it turns blue
6. 6.True or false: make food in sunlight is a job of the leaves. (a) False (b) True
7. 7.🪴 Which part of a plant does this job: hold up the leaves? (a) flower (b) stem (c) leaves (d) roots
8. 8.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
9. 9.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a few hours (c) yeast (d) a mirror
10. 10.True or false: hold up the leaves is a job of the stem. (a) True (b) False
11. 11.⚖️ 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 the one thing we change. (a) True (b) False
12. 12.True or false: hold the plant in soil is a job of the leaves. (a) False (b) True
13. 13.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
14. 14.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a magnet (c) a rubber band (d) a few hours
15. 15.🪴 Which of these is a job of the roots? (a) carry water upward (b) make food in sunlight (c) hold up the leaves (d) hold the plant in soil
16. 16.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) both the same (b) neither of them (c) the cool cloudy day (d) the hot sunny day
17. 17.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a few hours (c) a rubber band (d) vinegar
18. 18.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) stomata (c) roots (d) petals
19. 19.True or false: turmeric powder is needed for the leafy bag test. (a) False (b) True
20. 20.⚖️ 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
21. 21.⚖️ 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 change it (b) we measure it (c) we keep it the same
22. 22.True or false: a rubber band is not needed for the leafy bag test. (a) False (b) True
23. 23.🪴 Which part of a plant does this job: make food in sunlight? (a) leaves (b) stem (c) roots (d) flower
24. 24.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) much more water (c) exactly the same (d) much less water
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a battery cell (c) a few hours (d) sunlight
26. 26.⚖️ 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) sun or shade (b) the kind of plant (c) amount of water drops (d) the same kind of bag
27. 27.⚖️ 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 kind of plant (b) the size of the plant (c) amount of water drops (d) sun or shade
28. 28.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the time we wait”? (a) we measure it (b) we change it (c) we keep it the same
29. 29.True or false: a mirror is not needed for the leafy bag test. (a) True (b) False
30. 30.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) take in water from soil (c) give out water vapour (d) make seeds
31. 31.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a mirror (c) a battery cell (d) a rubber band
32. 32.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a few hours (c) a potted plant (d) a mirror
33. 33.🪴 Which part of a plant does this job: take in water from soil? (a) flower (b) stem (c) leaves (d) roots
34. 34.True or false: vinegar is needed for the leafy bag test. (a) False (b) True
35. 35.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) gently, not too tight (c) with a hot glue gun (d) as tight as possible
36. 36.🪴 Through which part does a plant take in water from the soil? (a) the fruits (b) the leaves (c) the flowers (d) the roots
37. 37.🧺 Do we need a potted plant for the leafy bag test? (a) needed (b) not needed
38. 38.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
39. 39.True or false: sunlight is not needed for the leafy bag test. (a) True (b) False
40. 40.⚖️ 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 what we measure. (a) True (b) False

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