Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 223 · 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.True or false: vinegar is needed for the leafy bag test. (a) False (b) True
2. 2.True or false: a magnet is needed for the leafy bag test. (a) False (b) True
3. 3.True or false: give out water vapour is a job of the stem. (a) True (b) False
4. 4.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it turns blue (b) it wilts and droops (c) it grows faster (d) it flowers more
5. 5.🧺 Which of these is not needed for the leafy bag test? (a) a magnet (b) a rubber band (c) a potted plant (d) sunlight
6. 6.🧺 Do we need a clear plastic bag for the leafy bag test? (a) needed (b) not needed
7. 7.True or false: carry water upward is a job of the stem. (a) True (b) False
8. 8.⚖️ 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
9. 9.🪴 Which part of a plant does this job: hold the plant in soil? (a) flower (b) leaves (c) roots (d) stem
10. 10.⚖️ 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) True (b) False
11. 11.🧺 Which of these is needed for the leafy bag test? (a) a rubber band (b) a mirror (c) a magnet (d) vinegar
12. 12.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
13. 13.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is kept the same. (a) True (b) False
14. 14.⚖️ 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 time we wait (b) amount of water drops (c) the same kind of bag (d) sun or shade
15. 15.🪴 Which of these is a job of the stem? (a) hold up the leaves (b) give out water vapour (c) hold the plant in soil (d) make seeds
16. 16.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
17. 17.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it gets wet (c) it is too big (d) it can block breathing
18. 18.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
19. 19.🧺 Which of these is needed for the leafy bag test? (a) a few hours (b) a mirror (c) turmeric powder (d) a magnet
20. 20.True or false: yeast is needed for the leafy bag test. (a) True (b) False
21. 21.🪴 Which of these is a job of the leaves? (a) carry water upward (b) give out water vapour (c) hold the plant in soil (d) make seeds
22. 22.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the fruits (c) the roots (d) the leaves
23. 23.⚖️ 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) True (b) False
24. 24.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a rubber band (c) a mirror (d) a clear plastic bag
25. 25.🧺 Which of these is not needed for the leafy bag test? (a) turmeric powder (b) a few hours (c) a potted plant (d) a clear plastic bag
26. 26.True or false: take in water from soil is a job of the roots. (a) True (b) False
27. 27.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) yeast (c) sunlight (d) a clear plastic bag
28. 28.True or false: hold up the leaves is a job of the stem. (a) False (b) True
29. 29.True or false: hold the plant in soil is a job of the leaves. (a) True (b) False
30. 30.⚖️ 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
31. 31.🔮 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
32. 32.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) roots (c) stem (d) flower
33. 33.⚖️ 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) False (b) True
34. 34.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) vinegar (c) a rubber band (d) a potted plant
35. 35.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a few hours (c) a clear plastic bag (d) sunlight
36. 36.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a magnet (b) a few hours (c) sunlight (d) a potted plant
37. 37.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) neither of them (b) both the same (c) the cool cloudy day (d) the hot sunny day
38. 38.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) hold up the leaves (c) make food in sunlight (d) carry water upward
39. 39.⚖️ 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) False (b) True
40. 40.True or false: make food in sunlight is a job of the leaves. (a) True (b) False

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