Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 159 · 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 clear plastic bag for the leafy bag test? (a) needed (b) not needed
2. 2.True or false: hold the plant in soil is a job of the flower. (a) False (b) True
3. 3.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a few hours (c) a battery cell (d) a clear plastic bag
4. 4.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) vinegar (c) a potted plant (d) turmeric powder
5. 5.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) much less water (c) much more water (d) it fills with soil
6. 6.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a clear plastic bag (c) a battery cell (d) yeast
7. 7.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a clear plastic bag (c) a potted plant (d) sunlight
8. 8.⚖️ 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
9. 9.⚖️ 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 size of the plant
10. 10.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the hot sunny day (b) the cool cloudy day (c) neither of them (d) both the same
11. 11.True or false: hold up the leaves is a job of the stem. (a) False (b) True
12. 12.🪴 Which of these is a job of the leaves? (a) make food in sunlight (b) hold up the leaves (c) take in water from soil (d) make seeds
13. 13.🪴 Which of these is a job of the flower? (a) carry water upward (b) hold the plant in soil (c) make seeds (d) give out water vapour
14. 14.⚖️ 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) the same kind of bag (b) sun or shade (c) amount of water drops
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.🪴 Which part of a plant does this job: hold up the leaves? (a) roots (b) flower (c) leaves (d) stem
17. 17.📘 What do we call plants giving out water vapour from their leaves? (a) digestion (b) reflection (c) transpiration (d) germination
18. 18.True or false: a mirror is not needed for the leafy bag test. (a) False (b) True
19. 19.⚖️ 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
20. 20.True or false: vinegar is not needed for the leafy bag test. (a) True (b) False
21. 21.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) make seeds (c) give out water vapour (d) hold the plant in soil
22. 22.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a potted plant (c) a rubber band (d) sunlight
23. 23.⚖️ 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 keep it the same (c) we change it
24. 24.⚖️ 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 the one thing we change. (a) True (b) False
25. 25.True or false: make seeds is a job of the flower. (a) False (b) True
26. 26.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a potted plant (c) a rubber band (d) turmeric powder
27. 27.⚖️ 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) the time we wait (b) amount of water drops (c) sun or shade
28. 28.🪴 Which of these is a job of the leaves? (a) make seeds (b) hold the plant in soil (c) carry water upward (d) give out water vapour
29. 29.🧺 Do we need a mirror for the leafy bag test? (a) not needed (b) needed
30. 30.⚖️ 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 time we wait (c) the same kind of bag (d) amount of water drops
31. 31.True or false: a clear plastic bag is not needed for the leafy bag test. (a) False (b) True
32. 32.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it can block breathing (c) it changes colour (d) it gets wet
33. 33.🧺 Do we need a rubber band for the leafy bag test? (a) needed (b) not needed
34. 34.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
35. 35.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny insects (b) salt crystals (c) nothing at all (d) tiny water drops
36. 36.🪴 Which of these is a job of the roots? (a) take in water from soil (b) make food in sunlight (c) give out water vapour (d) hold up the leaves
37. 37.⚖️ 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
38. 38.True or false: a potted plant is needed for the leafy bag test. (a) True (b) False
39. 39.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a clear plastic bag (c) a potted plant (d) vinegar
40. 40.True or false: sunlight is needed for the leafy bag test. (a) False (b) True

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