Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 189 · 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.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a few hours (c) sunlight (d) a magnet
2. 2.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a few hours (c) a rubber band (d) a magnet
3. 3.True or false: a few hours is needed for the leafy bag test. (a) False (b) True
4. 4.🪴 Which of these is a job of the flower? (a) hold the plant in soil (b) take in water from soil (c) make seeds (d) hold up the leaves
5. 5.⚖️ 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 what we measure. (a) False (b) True
6. 6.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) roots (c) stem (d) flower
7. 7.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) leaves (c) flower (d) roots
8. 8.🪴 Which part of a plant does this job: carry water upward? (a) stem (b) leaves (c) roots (d) flower
9. 9.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) much more water (c) much less water (d) it fills with soil
10. 10.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it flowers more (c) it turns blue (d) it wilts and droops
11. 11.⚖️ 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 keep it the same (b) we change it (c) we measure it
12. 12.⚖️ 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) sun or shade (b) the time we wait (c) the kind of plant (d) amount of water drops
13. 13.⚖️ 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 keep it the same (b) we change it (c) we measure it
14. 14.🛟 Why must a plastic bag never go over anyone’s head? (a) it can block breathing (b) it is too big (c) it gets wet (d) it changes colour
15. 15.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a few hours (c) turmeric powder (d) sunlight
16. 16.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) yeast (b) a few hours (c) sunlight (d) a rubber band
17. 17.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a rubber band (c) a battery cell (d) yeast
18. 18.⚖️ 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 change it (b) we keep it the same (c) we measure it
19. 19.True or false: a mirror is needed for the leafy bag test. (a) False (b) True
20. 20.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a few hours (c) a battery cell (d) a rubber band
21. 21.⚖️ 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 size of the plant (c) the time we wait (d) the kind of plant
22. 22.🧺 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) a mirror
23. 23.True or false: sunlight is not needed for the leafy bag test. (a) True (b) False
24. 24.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is the one thing we change. (a) False (b) True
25. 25.True or false: a few hours is not needed for the leafy bag test. (a) False (b) True
26. 26.🪴 Which part of a plant does this job: make food in sunlight? (a) roots (b) stem (c) flower (d) leaves
27. 27.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a clear plastic bag (c) turmeric powder (d) vinegar
28. 28.True or false: turmeric powder is not needed for the leafy bag test. (a) True (b) False
29. 29.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
30. 30.True or false: make seeds is a job of the flower. (a) False (b) True
31. 31.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a few hours (c) sunlight (d) turmeric powder
32. 32.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a few hours (c) sunlight (d) a mirror
33. 33.True or false: take in water from soil is a job of the roots. (a) True (b) False
34. 34.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the flowers (c) the fruits (d) the roots
35. 35.🪴 Which of these is a job of the stem? (a) hold up the leaves (b) make food in sunlight (c) give out water vapour (d) take in water from soil
36. 36.True or false: vinegar is needed for the leafy bag test. (a) False (b) True
37. 37.True or false: vinegar is not needed for the leafy bag test. (a) False (b) True
38. 38.🪴 Which part of a plant does this job: hold up the leaves? (a) roots (b) stem (c) leaves (d) flower
39. 39.🛟 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
40. 40.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the plastic (d) the rubber band

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