Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 130 · 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? True or false: the same kind of bag is what we measure. (a) True (b) False
2. 2.⚖️ 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
3. 3.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
4. 4.🧺 Do we need a clear plastic bag for the leafy bag test? (a) needed (b) not needed
5. 5.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) stomata (b) petals (c) veins (d) roots
6. 6.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
7. 7.📘 What do we call plants giving out water vapour from their leaves? (a) transpiration (b) germination (c) digestion (d) reflection
8. 8.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
9. 9.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
10. 10.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) carry water upward (c) make seeds (d) take in water from soil
11. 11.True or false: a potted plant is not needed for the leafy bag test. (a) True (b) False
12. 12.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
13. 13.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it flowers more (b) it turns blue (c) it grows faster (d) it wilts and droops
14. 14.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the roots (c) the fruits (d) the leaves
15. 15.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) yeast (c) vinegar (d) a few hours
16. 16.🪴 Which of these is a job of the leaves? (a) make food in sunlight (b) carry water upward (c) hold up the leaves (d) hold the plant in soil
17. 17.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) a magnet (c) a battery cell (d) a clear plastic bag
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) the same kind of bag (b) amount of water drops (c) sun or shade
19. 19.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
20. 20.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) vinegar (b) a potted plant (c) a clear plastic bag (d) a few hours
21. 21.🪴 Which of these is a job of the roots? (a) make seeds (b) make food in sunlight (c) hold the plant in soil (d) carry water upward
22. 22.🪴 Where did the water inside the bag come from? (a) the rain (b) the rubber band (c) the plastic (d) the leaves
23. 23.🪴 Which part of a plant does this job: hold up the leaves? (a) stem (b) flower (c) leaves (d) roots
24. 24.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) with a hot glue gun (c) with sharp wire (d) gently, not too tight
25. 25.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) hold up the leaves (c) hold the plant in soil (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? True or false: sun or shade is the one thing we change. (a) False (b) True
27. 27.True or false: make food in sunlight is a job of the roots. (a) False (b) True
28. 28.🔮 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
29. 29.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a magnet (c) vinegar (d) a rubber band
30. 30.⚖️ 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) sun or shade (b) amount of water drops (c) the size of the plant (d) the time we wait
31. 31.⚖️ 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 size of the plant (b) sun or shade (c) the kind of plant (d) the same kind of bag
32. 32.⚖️ 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 kept the same. (a) True (b) False
33. 33.⚖️ 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
34. 34.⚖️ 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
35. 35.⚖️ 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
36. 36.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
37. 37.🧺 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 rubber band
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) False (b) True
39. 39.🪴 Which part of a plant does this job: give out water vapour? (a) flower (b) roots (c) stem (d) leaves
40. 40.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a battery cell (c) sunlight (d) a few hours

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