Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 87 · 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.🪴 Which part of a plant does this job: carry water upward? (a) roots (b) stem (c) leaves (d) flower
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 stem? (a) hold the plant in soil (b) give out water vapour (c) carry water upward (d) make seeds
4. 4.🪴 Which part of a plant does this job: hold the plant in soil? (a) leaves (b) roots (c) flower (d) stem
5. 5.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a potted plant (c) a mirror (d) sunlight
6. 6.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the flowers (c) the fruits (d) the roots
7. 7.🪴 Where did the water inside the bag come from? (a) the plastic (b) the leaves (c) the rubber band (d) the rain
8. 8.🪴 Which of these is a job of the flower? (a) hold the plant in soil (b) take in water from soil (c) make seeds (d) carry water upward
9. 9.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a few hours (c) a clear plastic bag (d) a potted plant
10. 10.⚖️ 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
11. 11.🪴 Which part of a plant does this job: make food in sunlight? (a) roots (b) flower (c) stem (d) leaves
12. 12.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) turmeric powder (c) a potted plant (d) a few hours
13. 13.⚖️ 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
14. 14.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) hold the plant in soil (c) give out water vapour (d) hold up the leaves
15. 15.🛟 Why must a plastic bag never go over anyone’s head? (a) it can block breathing (b) it gets wet (c) it changes colour (d) it is too big
16. 16.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the cool cloudy day (b) the hot sunny day (c) both the same (d) neither of them
17. 17.True or false: take in water from soil is a job of the stem. (a) False (b) True
18. 18.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) sunlight (c) yeast (d) a clear plastic bag
19. 19.True or false: hold the plant in soil is a job of the roots. (a) False (b) True
20. 20.⚖️ 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) amount of water drops (c) sun or shade (d) the same kind of bag
21. 21.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) sunlight (c) a battery cell (d) a clear plastic bag
22. 22.🪴 Which part of a plant does this job: make seeds? (a) flower (b) leaves (c) stem (d) roots
23. 23.⚖️ 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
24. 24.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a clear plastic bag (c) a rubber band (d) a magnet
25. 25.True or false: a mirror is needed for the leafy bag test. (a) True (b) False
26. 26.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
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) amount of water drops (b) the kind of plant (c) sun or shade
28. 28.⚖️ 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
29. 29.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a few hours (c) turmeric powder (d) a potted plant
30. 30.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
31. 31.True or false: make food in sunlight is a job of the roots. (a) False (b) True
32. 32.True or false: a magnet is not needed for the leafy bag test. (a) True (b) False
33. 33.🧺 Which of these is needed for the leafy bag test? (a) a rubber band (b) vinegar (c) turmeric powder (d) a mirror
34. 34.🪴 Which of these is a job of the roots? (a) take in water from soil (b) hold up the leaves (c) give out water vapour (d) make food in sunlight
35. 35.⚖️ 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 same kind of bag (c) sun or shade (d) amount of water drops
36. 36.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) gently, not too tight (c) as tight as possible (d) with sharp wire
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 kept the same. (a) True (b) False
38. 38.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it turns blue (b) it flowers more (c) it wilts and droops (d) it grows faster
39. 39.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) sunlight (c) a few hours (d) a magnet
40. 40.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a battery cell (c) a mirror (d) a potted plant

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