Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 284 · 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.⚖️ 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 measure it (b) we change it (c) we keep it the same
2. 2.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
3. 3.🪴 Which of these is a job of the flower? (a) make seeds (b) give out water vapour (c) make food in sunlight (d) hold the plant in soil
4. 4.⚖️ 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 size of the plant (c) sun or shade (d) amount of water drops
5. 5.⚖️ 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 keep it the same (b) we measure it (c) we change it
6. 6.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) neither of them (b) the cool cloudy day (c) both the same (d) the hot sunny day
7. 7.🧺 Do we need a rubber band for the leafy bag test? (a) needed (b) not needed
8. 8.🛟 Why must a plastic bag never go over anyone’s head? (a) it can block breathing (b) it is too big (c) it changes colour (d) it gets wet
9. 9.🪴 Through which part does a plant take in water from the soil? (a) the fruits (b) the leaves (c) the roots (d) the flowers
10. 10.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a few hours (c) vinegar (d) a potted plant
11. 11.True or false: take in water from soil is a job of the flower. (a) False (b) True
12. 12.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) as tight as possible (c) with a hot glue gun (d) gently, not too tight
13. 13.⚖️ 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 measure it (b) we keep it the same (c) we change it
14. 14.True or false: a mirror is needed for the leafy bag test. (a) True (b) False
15. 15.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) give out water vapour (c) take in water from soil (d) hold up the leaves
16. 16.True or false: take in water from soil is a job of the leaves. (a) True (b) False
17. 17.⚖️ 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
18. 18.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a battery cell (c) a potted plant (d) vinegar
19. 19.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a clear plastic bag (c) turmeric powder (d) a mirror
20. 20.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) sunlight (c) a few hours (d) vinegar
21. 21.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) turmeric powder (c) a few hours (d) sunlight
22. 22.⚖️ 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 what we measure. (a) True (b) False
23. 23.🪴 Where did the water inside the bag come from? (a) the rain (b) the leaves (c) the rubber band (d) the plastic
24. 24.⚖️ 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 time we wait
25. 25.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) vinegar (c) a rubber band (d) yeast
26. 26.🪴 Which part of a plant does this job: make seeds? (a) stem (b) flower (c) roots (d) leaves
27. 27.🧺 Do we need a few hours for the leafy bag test? (a) needed (b) not needed
28. 28.True or false: a battery cell is not needed for the leafy bag test. (a) False (b) True
29. 29.🪴 Which part of a plant does this job: hold the plant in soil? (a) leaves (b) stem (c) flower (d) roots
30. 30.True or false: carry water upward is a job of the flower. (a) True (b) False
31. 31.True or false: hold up the leaves is a job of the leaves. (a) True (b) False
32. 32.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
33. 33.True or false: hold up the leaves is a job of the stem. (a) True (b) False
34. 34.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) hold the plant in soil (c) give out water vapour (d) carry water upward
35. 35.⚖️ 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) sun or shade (b) the size of the plant (c) amount of water drops
36. 36.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a potted plant (c) sunlight (d) a few hours
37. 37.⚖️ 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 size of the plant (b) the time we wait (c) the same kind of bag (d) amount of water drops
38. 38.🪴 Which part of a plant does this job: make food in sunlight? (a) stem (b) flower (c) leaves (d) roots
39. 39.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a magnet (c) sunlight (d) a potted plant
40. 40.🔮 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

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