Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 184 · 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 of these is not needed for the leafy bag test? (a) a few hours (b) a rubber band (c) a potted plant (d) turmeric powder
2. 2.📘 What do we call plants giving out water vapour from their leaves? (a) germination (b) reflection (c) transpiration (d) digestion
3. 3.🪴 Which part of a plant does this job: take in water from soil? (a) flower (b) leaves (c) stem (d) roots
4. 4.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
5. 5.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) stem (c) roots (d) flower
6. 6.🪴 Which of these is a job of the leaves? (a) hold up the leaves (b) give out water vapour (c) take in water from soil (d) carry water upward
7. 7.⚖️ 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) False (b) True
8. 8.True or false: a mirror is not needed for the leafy bag test. (a) True (b) False
9. 9.🛟 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
10. 10.True or false: hold up the leaves is a job of the leaves. (a) False (b) True
11. 11.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a few hours (c) sunlight (d) a clear plastic bag
12. 12.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) a clear plastic bag (c) a rubber band (d) vinegar
13. 13.⚖️ 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 time we wait (c) sun or shade (d) amount of water drops
14. 14.🧺 Which of these is needed for the leafy bag test? (a) a potted plant (b) yeast (c) a magnet (d) vinegar
15. 15.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) vinegar (c) a few hours (d) a potted plant
16. 16.⚖️ 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
17. 17.⚖️ 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
18. 18.⚖️ 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
19. 19.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the rubber band (d) the plastic
20. 20.🪴 Which part of a plant does this job: carry water upward? (a) roots (b) flower (c) stem (d) leaves
21. 21.🛟 Why must a plastic bag never go over anyone’s head? (a) it gets wet (b) it is too big (c) it can block breathing (d) it changes colour
22. 22.⚖️ 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) False (b) True
23. 23.True or false: give out water vapour is a job of the flower. (a) False (b) True
24. 24.True or false: yeast is needed for the leafy bag test. (a) True (b) False
25. 25.🪴 Which part of a plant does this job: make seeds? (a) stem (b) flower (c) leaves (d) roots
26. 26.True or false: a few hours is not needed for the leafy bag test. (a) True (b) False
27. 27.⚖️ 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
28. 28.🔮 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) neither of them (d) both the same
29. 29.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a mirror (c) a clear plastic bag (d) a rubber band
30. 30.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) nothing at all (b) tiny water drops (c) salt crystals (d) tiny insects
31. 31.⚖️ 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 change it (b) we keep it the same (c) we measure it
32. 32.🧺 Which of these is needed for the leafy bag test? (a) vinegar (b) a battery cell (c) a magnet (d) a rubber band
33. 33.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the time we wait”? (a) we measure it (b) we keep it the same (c) we change it
34. 34.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the roots (c) the flowers (d) the fruits
35. 35.⚖️ 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 the one thing we change. (a) True (b) False
36. 36.🧺 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 mirror (d) a few hours
37. 37.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) much more water (c) much less water (d) it fills with soil
38. 38.⚖️ 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
39. 39.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) yeast (c) a battery cell (d) a clear plastic bag
40. 40.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it turns blue (b) it grows faster (c) it wilts and droops (d) it flowers more

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