Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 246 · 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.True or false: a magnet is not needed for the leafy bag test. (a) True (b) False
2. 2.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) carry water upward (c) give out water vapour (d) take in water from soil
3. 3.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a potted plant (c) sunlight (d) a clear plastic bag
4. 4.⚖️ 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) True (b) False
5. 5.⚖️ 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
6. 6.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) give out water vapour (c) hold up the leaves (d) carry water upward
7. 7.🪴 Through which part does a plant take in water from the soil? (a) the roots (b) the fruits (c) the flowers (d) the leaves
8. 8.🧺 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 magnet
9. 9.⚖️ 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 what we measure. (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: the same kind of bag is what we measure. (a) False (b) True
11. 11.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a clear plastic bag (c) a battery cell (d) a rubber band
12. 12.True or false: yeast is needed for the leafy bag test. (a) False (b) True
13. 13.⚖️ 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) True (b) False
14. 14.True or false: a potted plant is needed for the leafy bag test. (a) True (b) False
15. 15.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) hold up the leaves (c) take in water from soil (d) carry water upward
16. 16.⚖️ 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
17. 17.⚖️ 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) sun or shade (c) the kind of plant (d) amount of water drops
18. 18.True or false: hold the plant in soil is a job of the roots. (a) True (b) False
19. 19.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it flowers more (b) it wilts and droops (c) it grows faster (d) it turns blue
20. 20.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a magnet (c) a clear plastic bag (d) yeast
21. 21.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the hot sunny day (b) both the same (c) the cool cloudy day (d) neither of them
22. 22.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) stomata (c) roots (d) petals
23. 23.⚖️ 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 the one thing we change. (a) True (b) False
24. 24.🪴 Where did the water inside the bag come from? (a) the leaves (b) the plastic (c) the rain (d) the rubber band
25. 25.🪴 Which of these is a job of the flower? (a) make food in sunlight (b) carry water upward (c) make seeds (d) take in water from soil
26. 26.⚖️ 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
27. 27.🧺 Which of these is needed for the leafy bag test? (a) a mirror (b) a battery cell (c) vinegar (d) a few hours
28. 28.🪴 Which part of a plant does this job: hold up the leaves? (a) flower (b) stem (c) leaves (d) roots
29. 29.🧺 Do we need a magnet for the leafy bag test? (a) not needed (b) needed
30. 30.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a few hours (c) a potted plant (d) turmeric powder
31. 31.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
32. 32.True or false: hold the plant in soil is a job of the flower. (a) True (b) False
33. 33.True or false: give out water vapour is a job of the leaves. (a) False (b) True
34. 34.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a few hours (c) a magnet (d) a rubber band
35. 35.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) gently, not too tight (c) with a hot glue gun (d) with sharp wire
36. 36.📘 What do we call plants giving out water vapour from their leaves? (a) germination (b) reflection (c) transpiration (d) digestion
37. 37.🪴 Which of these is a job of the stem? (a) give out water vapour (b) hold up the leaves (c) make seeds (d) hold the plant in soil
38. 38.⚖️ 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
39. 39.⚖️ 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) False (b) True
40. 40.🪴 Which part of a plant does this job: carry water upward? (a) flower (b) roots (c) stem (d) leaves

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