Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 289 · 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: hold up the leaves? (a) leaves (b) roots (c) stem (d) flower
2. 2.🧺 Which of these is not needed for the leafy bag test? (a) vinegar (b) a rubber band (c) a few hours (d) a clear plastic bag
3. 3.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) with a hot glue gun (c) gently, not too tight (d) as tight as possible
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) amount of water drops (d) sun or shade
5. 5.🪴 Where did the water inside the bag come from? (a) the rain (b) the leaves (c) the plastic (d) the rubber band
6. 6.⚖️ 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
7. 7.🧺 Do we need a potted plant for the leafy bag test? (a) needed (b) not needed
8. 8.⚖️ 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
9. 9.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much more water (b) exactly the same (c) much less water (d) it fills with soil
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 of these is a job of the stem? (a) take in water from soil (b) carry water upward (c) hold the plant in soil (d) make seeds
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a clear plastic bag (c) a mirror (d) a potted plant
13. 13.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) vinegar (c) sunlight (d) a magnet
14. 14.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it turns blue (c) it wilts and droops (d) it flowers more
15. 15.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
16. 16.True or false: carry water upward is a job of the stem. (a) False (b) True
17. 17.⚖️ 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 measure it (c) we change it
18. 18.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
19. 19.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a rubber band (c) vinegar (d) a mirror
20. 20.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the kind of plant”? (a) we measure it (b) we keep it the same (c) we change it
21. 21.🔮 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 cool cloudy day (d) the hot sunny day
22. 22.🪴 Which part of a plant does this job: make seeds? (a) leaves (b) roots (c) flower (d) stem
23. 23.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
24. 24.⚖️ 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 kept the same. (a) True (b) False
25. 25.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny insects (b) tiny water drops (c) nothing at all (d) salt crystals
26. 26.True or false: make seeds is a job of the flower. (a) True (b) False
27. 27.True or false: make food in sunlight is a job of the stem. (a) False (b) True
28. 28.⚖️ 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 kind of plant
29. 29.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) stem (c) roots (d) flower
30. 30.True or false: make seeds is a job of the roots. (a) True (b) False
31. 31.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a magnet (c) a battery cell (d) a clear plastic bag
32. 32.🪴 Through which part does a plant take in water from the soil? (a) the roots (b) the flowers (c) the leaves (d) the fruits
33. 33.🪴 Which of these is a job of the roots? (a) hold up the leaves (b) make seeds (c) take in water from soil (d) carry water upward
34. 34.⚖️ 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) amount of water drops (c) the same kind of bag
35. 35.⚖️ 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 what we measure. (a) False (b) True
36. 36.⚖️ 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
37. 37.⚖️ 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 keep it the same (b) we measure it (c) we change it
38. 38.True or false: a potted plant is not needed for the leafy bag test. (a) True (b) False
39. 39.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
40. 40.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a clear plastic bag (c) a potted plant (d) a rubber band

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