Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 173 · 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.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
2. 2.🪴 Which part of a plant does this job: take in water from soil? (a) roots (b) flower (c) stem (d) leaves
3. 3.True or false: a mirror is needed for the leafy bag test. (a) True (b) False
4. 4.🔮 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
5. 5.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
6. 6.True or false: a clear plastic bag is not needed for the leafy bag test. (a) False (b) True
7. 7.⚖️ 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) sun or shade (c) amount of water drops
8. 8.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
9. 9.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a few hours (c) vinegar (d) sunlight
10. 10.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) both the same (b) the cool cloudy day (c) neither of them (d) the hot sunny day
11. 11.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a mirror (c) sunlight (d) a potted plant
12. 12.🪴 Which part of a plant does this job: make seeds? (a) roots (b) flower (c) leaves (d) stem
13. 13.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) with sharp wire (c) gently, not too tight (d) as tight as possible
14. 14.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) vinegar (c) a mirror (d) a potted plant
15. 15.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) yeast (c) a potted plant (d) a few hours
16. 16.True or false: make food in sunlight is a job of the leaves. (a) False (b) True
17. 17.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a potted plant (c) a rubber band (d) a battery cell
18. 18.🪴 Which of these is a job of the roots? (a) take in water from soil (b) carry water upward (c) make food in sunlight (d) make seeds
19. 19.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it is too big (c) it can block breathing (d) it gets wet
20. 20.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a potted plant (c) sunlight (d) turmeric powder
21. 21.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a few hours (c) a clear plastic bag (d) turmeric powder
22. 22.🪴 Which part of a plant does this job: hold the plant in soil? (a) flower (b) stem (c) roots (d) leaves
23. 23.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
24. 24.True or false: a rubber band is not needed for the leafy bag test. (a) True (b) False
25. 25.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a rubber band (c) a few hours (d) vinegar
26. 26.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the roots (c) the fruits (d) the flowers
27. 27.📘 What do we call plants giving out water vapour from their leaves? (a) digestion (b) germination (c) reflection (d) transpiration
28. 28.⚖️ 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 what we measure. (a) True (b) False
29. 29.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) exactly the same (c) much less water (d) much more water
30. 30.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny insects (b) salt crystals (c) nothing at all (d) tiny water drops
31. 31.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) leaves (d) flower
32. 32.True or false: make seeds is a job of the leaves. (a) True (b) False
33. 33.True or false: a mirror is not needed for the leafy bag test. (a) False (b) True
34. 34.True or false: take in water from soil is a job of the roots. (a) False (b) True
35. 35.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
36. 36.True or false: vinegar is not needed for the leafy bag test. (a) False (b) True
37. 37.⚖️ 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) sun or shade (c) amount of water drops
38. 38.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) make food in sunlight (c) carry water upward (d) hold the plant in soil
39. 39.🪴 Which part of a plant does this job: make food in sunlight? (a) leaves (b) roots (c) stem (d) flower
40. 40.🧺 Do we need a magnet for the leafy bag test? (a) not needed (b) needed

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