Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 317 · 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 battery cell for the leafy bag test? (a) needed (b) not needed
2. 2.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
3. 3.⚖️ 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
4. 4.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
5. 5.⚖️ 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
6. 6.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) a magnet (c) a clear plastic bag (d) a rubber band
7. 7.🪴 Which of these is a job of the roots? (a) give out water vapour (b) make seeds (c) make food in sunlight (d) hold the plant in soil
8. 8.🛟 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
9. 9.True or false: make seeds is a job of the flower. (a) False (b) True
10. 10.🧺 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 potted plant
11. 11.⚖️ 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
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) sunlight (c) a rubber band (d) a few hours
13. 13.⚖️ 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) True (b) False
14. 14.🪴 Where did the water inside the bag come from? (a) the rain (b) the leaves (c) the plastic (d) the rubber band
15. 15.🧺 Which of these is not needed for the leafy bag test? (a) a mirror (b) a few hours (c) a clear plastic bag (d) a potted plant
16. 16.🪴 Which of these is a job of the stem? (a) give out water vapour (b) hold up the leaves (c) make food in sunlight (d) make seeds
17. 17.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) leaves (c) roots (d) flower
18. 18.🪴 Which part of a plant does this job: carry water upward? (a) stem (b) flower (c) roots (d) leaves
19. 19.🪴 Which part of a plant does this job: give out water vapour? (a) flower (b) leaves (c) roots (d) stem
20. 20.⚖️ 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) True (b) False
21. 21.🪴 Which of these is a job of the stem? (a) carry water upward (b) hold the plant in soil (c) take in water from soil (d) make food in sunlight
22. 22.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) it fills with soil (c) much less water (d) much more water
23. 23.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
24. 24.🪴 Which of these is a job of the flower? (a) carry water upward (b) take in water from soil (c) make seeds (d) hold the plant in soil
25. 25.True or false: a rubber band is not needed for the leafy bag test. (a) True (b) False
26. 26.True or false: give out water vapour is a job of the leaves. (a) True (b) False
27. 27.🪴 Which part of a plant does this job: make seeds? (a) flower (b) stem (c) leaves (d) roots
28. 28.⚖️ 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
29. 29.True or false: hold up the leaves is a job of the stem. (a) False (b) True
30. 30.🔮 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
31. 31.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a mirror (c) a clear plastic bag (d) vinegar
32. 32.True or false: a battery cell is not needed for the leafy bag test. (a) False (b) True
33. 33.⚖️ 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
34. 34.⚖️ 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 kind of plant (b) the same kind of bag (c) sun or shade (d) amount of water drops
35. 35.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a clear plastic bag (c) a mirror (d) sunlight
36. 36.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) roots (b) veins (c) petals (d) stomata
37. 37.🪴 Which part of a plant does this job: make food in sunlight? (a) flower (b) stem (c) roots (d) leaves
38. 38.⚖️ 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 measure it (b) we keep it the same (c) we change it
39. 39.True or false: yeast is needed for the leafy bag test. (a) False (b) True
40. 40.True or false: hold the plant in soil is a job of the roots. (a) True (b) False

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