Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 241 · 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.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) much more water (c) exactly the same (d) much less water
2. 2.🪴 Which of these is a job of the roots? (a) carry water upward (b) take in water from soil (c) hold up the leaves (d) make seeds
3. 3.⚖️ 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
4. 4.⚖️ 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
5. 5.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) hold the plant in soil (c) hold up the leaves (d) take in water from soil
6. 6.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) both the same (b) neither of them (c) the hot sunny day (d) the cool cloudy day
7. 7.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
8. 8.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) with a hot glue gun (c) with sharp wire (d) gently, not too tight
9. 9.🧺 Which of these is not needed for the leafy bag test? (a) vinegar (b) a few hours (c) a clear plastic bag (d) a rubber band
10. 10.⚖️ 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) amount of water drops (c) sun or shade
11. 11.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a rubber band (c) yeast (d) a clear plastic bag
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a few hours (c) a rubber band (d) yeast
13. 13.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) petals (c) roots (d) stomata
14. 14.🧺 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) sunlight (d) a battery cell
15. 15.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a rubber band (c) sunlight (d) a mirror
16. 16.⚖️ 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) False (b) True
17. 17.⚖️ 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 the one thing we change. (a) False (b) True
18. 18.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) turmeric powder (c) a rubber band (d) a potted plant
19. 19.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) turmeric powder (c) yeast (d) a clear plastic bag
20. 20.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the fruits (c) the flowers (d) the roots
21. 21.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
22. 22.True or false: make seeds is a job of the leaves. (a) True (b) False
23. 23.🪴 Which part of a plant does this job: take in water from soil? (a) stem (b) flower (c) leaves (d) roots
24. 24.🧺 Do we need a battery cell for the leafy bag test? (a) needed (b) not needed
25. 25.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
26. 26.🪴 Which of these is a job of the stem? (a) make seeds (b) carry water upward (c) hold the plant in soil (d) take in water from soil
27. 27.🪴 Where did the water inside the bag come from? (a) the rubber band (b) the rain (c) the plastic (d) the leaves
28. 28.⚖️ 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
29. 29.⚖️ 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
30. 30.🪴 Which of these is a job of the flower? (a) make food in sunlight (b) hold up the leaves (c) take in water from soil (d) make seeds
31. 31.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a potted plant (c) yeast (d) turmeric powder
32. 32.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
33. 33.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a battery cell (c) sunlight (d) a potted plant
34. 34.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) a few hours (d) a potted plant
35. 35.⚖️ 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 time we wait (c) amount of water drops (d) sun or shade
36. 36.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a clear plastic bag (c) vinegar (d) a few hours
37. 37.🪴 Which part of a plant does this job: make seeds? (a) stem (b) leaves (c) flower (d) roots
38. 38.True or false: turmeric powder is not needed for the leafy bag test. (a) False (b) True
39. 39.⚖️ 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 keep it the same (b) we measure it (c) we change it
40. 40.True or false: yeast is needed for the leafy bag test. (a) True (b) False

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