Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 65 · 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.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a mirror (c) sunlight (d) a rubber band
2. 2.🪴 Which part of a plant does this job: take in water from soil? (a) stem (b) flower (c) leaves (d) roots
3. 3.⚖️ 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) sun or shade (c) the kind of plant (d) amount of water drops
4. 4.True or false: sunlight is not needed for the leafy bag test. (a) True (b) False
5. 5.⚖️ 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
6. 6.⚖️ 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
7. 7.True or false: a rubber band is not needed for the leafy bag test. (a) False (b) True
8. 8.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) vinegar (c) a potted plant (d) a few hours
9. 9.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it turns blue (b) it grows faster (c) it flowers more (d) it wilts and droops
10. 10.True or false: take in water from soil is a job of the roots. (a) True (b) False
11. 11.🪴 Which part of a plant does this job: carry water upward? (a) roots (b) flower (c) stem (d) leaves
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a few hours (c) a battery cell (d) sunlight
13. 13.🧺 Which of these is needed for the leafy bag test? (a) a potted plant (b) a battery cell (c) yeast (d) a mirror
14. 14.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
15. 15.⚖️ 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
16. 16.True or false: turmeric powder is not needed for the leafy bag test. (a) False (b) True
17. 17.True or false: carry water upward is a job of the stem. (a) True (b) False
18. 18.True or false: give out water vapour is a job of the stem. (a) True (b) False
19. 19.🛟 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
20. 20.True or false: make food in sunlight is a job of the roots. (a) False (b) True
21. 21.⚖️ 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 keep it the same (c) we change it
22. 22.🪴 Which of these is a job of the leaves? (a) make seeds (b) hold the plant in soil (c) give out water vapour (d) hold up the leaves
23. 23.True or false: a clear plastic bag is not needed for the leafy bag test. (a) True (b) False
24. 24.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a few hours (c) a potted plant (d) yeast
25. 25.⚖️ 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
26. 26.⚖️ 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
27. 27.True or false: a rubber band is needed for the leafy bag test. (a) False (b) True
28. 28.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) yeast (c) a battery cell (d) a few hours
29. 29.True or false: a battery cell is not needed for the leafy bag test. (a) True (b) False
30. 30.🪴 Which part of a plant does this job: make food in sunlight? (a) leaves (b) stem (c) roots (d) flower
31. 31.🪴 Which of these is a job of the roots? (a) hold up the leaves (b) make seeds (c) carry water upward (d) take in water from soil
32. 32.🪴 Where did the water inside the bag come from? (a) the rubber band (b) the plastic (c) the leaves (d) the rain
33. 33.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a few hours (c) a rubber band (d) sunlight
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) sun or shade (b) amount of water drops (c) the size of the plant (d) the kind of plant
35. 35.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
36. 36.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) sunlight (c) turmeric powder (d) a potted plant
37. 37.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a magnet (c) a few hours (d) a potted plant
38. 38.⚖️ 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 the one thing we change. (a) False (b) True
39. 39.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) make food in sunlight (c) hold up the leaves (d) hold the plant in soil
40. 40.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) sunlight (c) yeast (d) a rubber band

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