Transpiration Experiment Worksheet

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

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