Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 267 · 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.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) flower (c) leaves (d) roots
2. 2.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a magnet (c) a few hours (d) a rubber band
3. 3.🛟 Why must a plastic bag never go over anyone’s head? (a) it gets wet (b) it is too big (c) it can block breathing (d) it changes colour
4. 4.⚖️ 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 time we wait (b) the same kind of bag (c) amount of water drops (d) the size of the plant
5. 5.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
6. 6.True or false: take in water from soil is a job of the leaves. (a) True (b) False
7. 7.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much more water (b) exactly the same (c) much less water (d) it fills with soil
8. 8.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) sunlight (c) a few hours (d) vinegar
9. 9.🪴 Which of these is a job of the flower? (a) carry water upward (b) make seeds (c) make food in sunlight (d) hold up the leaves
10. 10.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) flower (c) stem (d) roots
11. 11.🪴 Which part of a plant does this job: carry water upward? (a) flower (b) stem (c) leaves (d) roots
12. 12.True or false: a battery cell is not needed for the leafy bag test. (a) True (b) False
13. 13.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it wilts and droops (b) it flowers more (c) it turns blue (d) it grows faster
14. 14.🪴 Which part of a plant does this job: make food in sunlight? (a) stem (b) flower (c) leaves (d) roots
15. 15.⚖️ 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 keep it the same (c) we change it
16. 16.⚖️ 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
17. 17.⚖️ 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) False (b) True
18. 18.🧺 Which of these is not needed for the leafy bag test? (a) vinegar (b) sunlight (c) a potted plant (d) a clear plastic bag
19. 19.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) turmeric powder (c) sunlight (d) a clear plastic bag
20. 20.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a clear plastic bag (c) a battery cell (d) a magnet
21. 21.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) sunlight (c) turmeric powder (d) a battery cell
22. 22.⚖️ 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
23. 23.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) turmeric powder (c) yeast (d) a few hours
24. 24.⚖️ 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 measure it (c) we keep it the same
25. 25.⚖️ 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 what we measure. (a) True (b) False
26. 26.⚖️ 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 keep it the same (c) we change it
27. 27.True or false: turmeric powder is not needed for the leafy bag test. (a) True (b) False
28. 28.🧺 Do we need a few hours for the leafy bag test? (a) needed (b) not needed
29. 29.⚖️ 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
30. 30.⚖️ 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) False (b) True
31. 31.True or false: a rubber band is not needed for the leafy bag test. (a) False (b) True
32. 32.True or false: carry water upward is a job of the flower. (a) True (b) False
33. 33.True or false: vinegar is not needed for the leafy bag test. (a) False (b) True
34. 34.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) petals (b) roots (c) veins (d) stomata
35. 35.🛟 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
36. 36.True or false: make food in sunlight is a job of the leaves. (a) True (b) False
37. 37.⚖️ 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) False (b) True
38. 38.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the rubber band (d) the plastic
39. 39.True or false: sunlight is needed for the leafy bag test. (a) False (b) True
40. 40.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed

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