Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 255 · 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: sun or shade is kept the same. (a) False (b) True
2. 2.True or false: a few hours is needed for the leafy bag test. (a) True (b) False
3. 3.True or false: hold up the leaves is a job of the stem. (a) True (b) False
4. 4.🛟 How should the plastic bag be tied around the branch? (a) as tight as possible (b) with sharp wire (c) gently, not too tight (d) with a hot glue gun
5. 5.True or false: yeast is needed for the leafy bag test. (a) True (b) False
6. 6.True or false: hold the plant in soil is a job of the leaves. (a) True (b) False
7. 7.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) roots (c) flower (d) stem
8. 8.True or false: make seeds is a job of the leaves. (a) True (b) False
9. 9.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a potted plant (c) vinegar (d) a magnet
10. 10.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the fruits (c) the roots (d) the flowers
11. 11.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a battery cell (c) a few hours (d) a clear plastic bag
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a potted plant (c) a mirror (d) a clear plastic bag
13. 13.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) yeast (c) turmeric powder (d) a clear plastic bag
14. 14.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
15. 15.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) roots (c) stomata (d) petals
16. 16.🪴 Which part of a plant does this job: make seeds? (a) stem (b) roots (c) flower (d) leaves
17. 17.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) salt crystals (b) tiny insects (c) nothing at all (d) tiny water drops
18. 18.⚖️ 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) the kind of plant (c) amount of water drops (d) sun or shade
19. 19.True or false: a battery cell is not needed for the leafy bag test. (a) False (b) True
20. 20.True or false: yeast is not needed for the leafy bag test. (a) False (b) True
21. 21.True or false: a rubber band is needed for the leafy bag test. (a) False (b) True
22. 22.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
23. 23.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a few hours (c) sunlight (d) a magnet
24. 24.⚖️ 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 the one thing we change. (a) False (b) True
25. 25.⚖️ 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 keep it the same (b) we measure it (c) we change it
26. 26.True or false: vinegar is needed for the leafy bag test. (a) True (b) False
27. 27.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a few hours (c) turmeric powder (d) a mirror
28. 28.⚖️ 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
29. 29.True or false: carry water upward is a job of the stem. (a) False (b) True
30. 30.⚖️ 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
31. 31.🪴 Which part of a plant does this job: hold the plant in soil? (a) roots (b) flower (c) stem (d) leaves
32. 32.⚖️ 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 size of the plant (b) the kind of plant (c) amount of water drops (d) the same kind of bag
33. 33.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the hot sunny day (b) the cool cloudy day (c) both the same (d) neither of them
34. 34.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? True or false: sun or shade is what we measure. (a) True (b) False
35. 35.True or false: a battery cell is needed for the leafy bag test. (a) True (b) False
36. 36.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) hold the plant in soil (c) carry water upward (d) make seeds
37. 37.True or false: carry water upward is a job of the roots. (a) True (b) False
38. 38.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) yeast (b) a rubber band (c) a clear plastic bag (d) a potted plant
39. 39.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) much less water (c) much more water (d) it fills with soil
40. 40.⚖️ 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

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