Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 166 · 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 turmeric powder for the leafy bag test? (a) not needed (b) needed
2. 2.True or false: sunlight is needed for the leafy bag test. (a) False (b) True
3. 3.🪴 Which of these is a job of the stem? (a) carry water upward (b) make food in sunlight (c) hold the plant in soil (d) take in water from soil
4. 4.True or false: a battery cell is needed for the leafy bag test. (a) False (b) True
5. 5.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
6. 6.🔮 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
7. 7.🧺 Which of these is not needed for the leafy bag test? (a) turmeric powder (b) a rubber band (c) a potted plant (d) sunlight
8. 8.True or false: a potted plant is not needed for the leafy bag test. (a) False (b) True
9. 9.True or false: carry water upward is a job of the leaves. (a) True (b) False
10. 10.⚖️ 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
11. 11.True or false: a rubber band is not needed for the leafy bag test. (a) False (b) True
12. 12.True or false: make food in sunlight is a job of the leaves. (a) True (b) False
13. 13.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a clear plastic bag (c) a rubber band (d) a battery cell
14. 14.🧺 Do we need a potted plant for the leafy bag test? (a) needed (b) not needed
15. 15.🧺 Do we need a mirror for the leafy bag test? (a) needed (b) not needed
16. 16.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) gently, not too tight (c) with a hot glue gun (d) as tight as possible
17. 17.🪴 Which part of a plant does this job: hold the plant in soil? (a) roots (b) flower (c) stem (d) leaves
18. 18.🪴 Which part of a plant does this job: hold up the leaves? (a) flower (b) stem (c) roots (d) leaves
19. 19.⚖️ 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) the kind of plant (c) amount of water drops (d) the time we wait
20. 20.🧺 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) a magnet
21. 21.🪴 Which of these is a job of the leaves? (a) give out water vapour (b) hold up the leaves (c) take in water from soil (d) make seeds
22. 22.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
23. 23.⚖️ 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 time we wait
24. 24.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much less water (b) much more water (c) exactly the same (d) it fills with soil
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a rubber band (c) turmeric powder (d) a potted plant
26. 26.🪴 Which part of a plant does this job: make seeds? (a) leaves (b) flower (c) stem (d) roots
27. 27.🪴 Which of these is a job of the flower? (a) give out water vapour (b) hold up the leaves (c) make seeds (d) hold the plant in soil
28. 28.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
29. 29.⚖️ 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
30. 30.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a rubber band (c) a mirror (d) a few hours
31. 31.🪴 Which part of a plant does this job: take in water from soil? (a) roots (b) stem (c) leaves (d) flower
32. 32.True or false: make seeds is a job of the flower. (a) False (b) True
33. 33.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) roots (b) stomata (c) veins (d) petals
34. 34.⚖️ 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 keep it the same (b) we change it (c) we measure it
35. 35.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the fruits (c) the roots (d) the leaves
36. 36.⚖️ 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 change it (c) we measure it
37. 37.True or false: take in water from soil is a job of the roots. (a) False (b) True
38. 38.🛟 Why must a plastic bag never go over anyone’s head? (a) it gets wet (b) it changes colour (c) it can block breathing (d) it is too big
39. 39.⚖️ 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
40. 40.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) both the same (b) the hot sunny day (c) neither of them (d) the cool cloudy day

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