Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 239 · 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.⚖️ 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
2. 2.⚖️ 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 size of the plant (b) sun or shade (c) the kind of plant (d) amount of water drops
3. 3.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) make seeds (c) make food in sunlight (d) hold the plant in soil
4. 4.🪴 Which part of a plant does this job: carry water upward? (a) leaves (b) stem (c) flower (d) roots
5. 5.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) yeast (c) a few hours (d) a clear plastic bag
6. 6.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the fruits (c) the flowers (d) the roots
7. 7.🪴 Which part of a plant does this job: take in water from soil? (a) roots (b) stem (c) leaves (d) flower
8. 8.🧺 Do we need a mirror for the leafy bag test? (a) needed (b) not needed
9. 9.⚖️ 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 measure it (b) we change it (c) we keep it the same
10. 10.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a battery cell (c) a potted plant (d) a mirror
11. 11.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a mirror (c) a rubber band (d) vinegar
12. 12.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) sunlight (c) a clear plastic bag (d) turmeric powder
13. 13.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) vinegar (c) sunlight (d) a rubber band
14. 14.True or false: a mirror is not needed for the leafy bag test. (a) True (b) False
15. 15.True or false: vinegar is needed for the leafy bag test. (a) False (b) True
16. 16.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) exactly the same (c) much less water (d) much more water
17. 17.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
18. 18.⚖️ 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
19. 19.🛟 Why must a plastic bag never go over anyone’s head? (a) it gets wet (b) it is too big (c) it changes colour (d) it can block breathing
20. 20.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
21. 21.🧺 Which of these is not needed for the leafy bag test? (a) yeast (b) a potted plant (c) sunlight (d) a few hours
22. 22.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) leaves (d) flower
23. 23.🪴 Which part of a plant does this job: make seeds? (a) leaves (b) roots (c) stem (d) flower
24. 24.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) nothing at all (b) tiny water drops (c) salt crystals (d) tiny insects
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a magnet (b) a clear plastic bag (c) a rubber band (d) a potted plant
26. 26.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) gently, not too tight (c) with sharp wire (d) with a hot glue gun
27. 27.True or false: take in water from soil is a job of the flower. (a) True (b) False
28. 28.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a few hours (c) a clear plastic bag (d) sunlight
29. 29.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
30. 30.True or false: a potted plant is not needed for the leafy bag test. (a) False (b) True
31. 31.⚖️ 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 change it (c) we measure it
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 size of the plant”? (a) we keep it the same (b) we measure it (c) we change it
33. 33.⚖️ 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
34. 34.True or false: yeast is needed for the leafy bag test. (a) True (b) False
35. 35.⚖️ 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
36. 36.🪴 Which part of a plant does this job: make food in sunlight? (a) stem (b) roots (c) leaves (d) flower
37. 37.⚖️ 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) amount of water drops (b) the kind of plant (c) sun or shade
38. 38.True or false: a rubber band is not needed for the leafy bag test. (a) True (b) False
39. 39.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
40. 40.⚖️ 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) amount of water drops (b) sun or shade (c) the time we wait

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