Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 236 · 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 “sun or shade”? (a) we keep it the same (b) we change it (c) we measure it
2. 2.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is the one thing we change. (a) False (b) True
3. 3.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
4. 4.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) carry water upward (c) make food in sunlight (d) hold the plant in soil
5. 5.🧺 Which of these is needed for the leafy bag test? (a) a clear plastic bag (b) a magnet (c) turmeric powder (d) vinegar
6. 6.True or false: carry water upward is a job of the leaves. (a) False (b) True
7. 7.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a clear plastic bag (c) a rubber band (d) a mirror
8. 8.⚖️ 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) False (b) True
9. 9.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) vinegar (c) a few hours (d) a potted plant
10. 10.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it turns blue (c) it flowers more (d) it wilts and droops
11. 11.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) salt crystals (b) nothing at all (c) tiny water drops (d) tiny insects
12. 12.⚖️ 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 same kind of bag (b) amount of water drops (c) the kind of plant (d) sun or shade
13. 13.🧺 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) a potted plant
14. 14.🪴 Which part of a plant does this job: take in water from soil? (a) roots (b) stem (c) leaves (d) flower
15. 15.🔮 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
16. 16.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a rubber band (c) a clear plastic bag (d) turmeric powder
17. 17.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a few hours (c) a potted plant (d) a magnet
18. 18.🧺 Which of these is needed for the leafy bag test? (a) vinegar (b) a battery cell (c) a few hours (d) a magnet
19. 19.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it gets wet (c) it changes colour (d) it can block breathing
20. 20.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
21. 21.🪴 Which part of a plant does this job: make seeds? (a) roots (b) leaves (c) flower (d) stem
22. 22.⚖️ 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
23. 23.True or false: a clear plastic bag is not needed for the leafy bag test. (a) True (b) False
24. 24.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) stomata (b) petals (c) roots (d) veins
25. 25.True or false: vinegar is needed for the leafy bag test. (a) True (b) False
26. 26.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
27. 27.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a mirror (c) sunlight (d) a battery cell
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) sun or shade (b) amount of water drops (c) the kind of plant
29. 29.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
30. 30.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a potted plant (c) yeast (d) a battery cell
31. 31.True or false: hold up the leaves is a job of the roots. (a) False (b) True
32. 32.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) yeast (c) a potted plant (d) a clear plastic bag
33. 33.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) gently, not too tight (c) with sharp wire (d) as tight as possible
34. 34.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) sunlight (c) turmeric powder (d) a clear plastic bag
35. 35.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a mirror (c) a magnet (d) a rubber band
36. 36.True or false: a clear plastic bag is needed for the leafy bag test. (a) True (b) False
37. 37.True or false: give out water vapour is a job of the leaves. (a) False (b) True
38. 38.True or false: make seeds is a job of the flower. (a) False (b) True
39. 39.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
40. 40.⚖️ 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) True (b) False

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