Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 306 · 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: make seeds is a job of the flower. (a) True (b) False
2. 2.⚖️ 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
3. 3.⚖️ 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) amount of water drops (b) the kind of plant (c) sun or shade (d) the time we wait
4. 4.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) with a hot glue gun (c) gently, not too tight (d) as tight as possible
5. 5.🪴 Which of these is a job of the roots? (a) take in water from soil (b) give out water vapour (c) make seeds (d) carry water upward
6. 6.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) much less water (c) much more water (d) exactly the same
7. 7.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a potted plant (c) a few hours (d) a battery cell
8. 8.🔍 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
9. 9.🧺 Do we need a rubber band for the leafy bag test? (a) needed (b) not needed
10. 10.🪴 Which of these is a job of the stem? (a) give out water vapour (b) take in water from soil (c) make food in sunlight (d) hold up the leaves
11. 11.True or false: hold the plant in soil is a job of the flower. (a) True (b) False
12. 12.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a potted plant (c) turmeric powder (d) a rubber band
13. 13.🪴 Which part of a plant does this job: give out water vapour? (a) leaves (b) flower (c) stem (d) roots
14. 14.⚖️ 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 measure it (c) we change it
15. 15.🪴 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) make seeds
16. 16.🪴 Which part of a plant does this job: hold the plant in soil? (a) flower (b) stem (c) roots (d) leaves
17. 17.🪴 Which part of a plant does this job: take in water from soil? (a) flower (b) leaves (c) roots (d) stem
18. 18.🪴 Which of these is a job of the stem? (a) make seeds (b) take in water from soil (c) make food in sunlight (d) carry water upward
19. 19.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it turns blue (b) it flowers more (c) it wilts and droops (d) it grows faster
20. 20.🪴 Which of these is a job of the flower? (a) take in water from soil (b) hold the plant in soil (c) hold up the leaves (d) make seeds
21. 21.⚖️ 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) True (b) False
22. 22.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “sun or shade”? (a) we keep it the same (b) we measure it (c) we change it
23. 23.True or false: a rubber band is needed for the leafy bag test. (a) True (b) False
24. 24.True or false: give out water vapour is a job of the leaves. (a) False (b) True
25. 25.True or false: take in water from soil is a job of the roots. (a) True (b) False
26. 26.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) sunlight (c) a magnet (d) vinegar
27. 27.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it gets wet (c) it changes colour (d) it can block breathing
28. 28.🧺 Which of these is not needed for the leafy bag test? (a) a magnet (b) a potted plant (c) a rubber band (d) sunlight
29. 29.⚖️ 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) sun or shade (b) amount of water drops (c) the size of the plant
30. 30.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a potted plant (c) sunlight (d) a battery cell
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) amount of water drops (b) the kind of plant (c) sun or shade (d) the same kind of bag
32. 32.True or false: carry water upward is a job of the leaves. (a) True (b) False
33. 33.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the cool cloudy day (b) neither of them (c) both the same (d) the hot sunny day
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.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) vinegar (c) a few hours (d) a clear plastic bag
36. 36.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) petals (b) veins (c) roots (d) stomata
37. 37.True or false: take in water from soil is a job of the flower. (a) True (b) False
38. 38.⚖️ 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
39. 39.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
40. 40.⚖️ 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

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