Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 122 · 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? Which of these is the one thing we change? (a) sun or shade (b) the time we wait (c) the same kind of bag (d) the size of the plant
2. 2.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny water drops (b) nothing at all (c) salt crystals (d) tiny insects
3. 3.True or false: make seeds is a job of the flower. (a) False (b) True
4. 4.True or false: vinegar is needed for the leafy bag test. (a) True (b) False
5. 5.⚖️ 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 change it (b) we keep it the same (c) we measure it
6. 6.⚖️ 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 change it (b) we measure it (c) we keep it the same
7. 7.🧺 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 rubber band (d) a battery cell
8. 8.⚖️ 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) False (b) True
9. 9.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it wilts and droops (b) it turns blue (c) it grows faster (d) it flowers more
10. 10.🧺 Do we need a mirror for the leafy bag test? (a) not needed (b) needed
11. 11.📘 What do we call plants giving out water vapour from their leaves? (a) digestion (b) transpiration (c) germination (d) reflection
12. 12.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a battery cell (c) turmeric powder (d) a potted plant
13. 13.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) turmeric powder (c) a few hours (d) a rubber band
14. 14.True or false: make food in sunlight is a job of the flower. (a) False (b) True
15. 15.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) stomata (c) roots (d) petals
16. 16.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a few hours (c) a clear plastic bag (d) a magnet
17. 17.🪴 Which part of a plant does this job: hold the plant in soil? (a) roots (b) flower (c) leaves (d) stem
18. 18.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a clear plastic bag (c) turmeric powder (d) sunlight
19. 19.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it is too big (c) it gets wet (d) it can block breathing
20. 20.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the kind of plant”? (a) we change it (b) we measure it (c) we keep it the same
21. 21.🪴 Which of these is a job of the roots? (a) give out water vapour (b) carry water upward (c) make seeds (d) hold the plant in soil
22. 22.🧺 Do we need a battery cell for the leafy bag test? (a) needed (b) not needed
23. 23.🛟 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
24. 24.True or false: vinegar is not needed for the leafy bag test. (a) True (b) False
25. 25.🪴 Which of these is a job of the roots? (a) make seeds (b) give out water vapour (c) hold up the leaves (d) take in water from soil
26. 26.🪴 Which of these is a job of the leaves? (a) hold up the leaves (b) take in water from soil (c) hold the plant in soil (d) make food in sunlight
27. 27.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
28. 28.True or false: give out water vapour is a job of the roots. (a) True (b) False
29. 29.🪴 Where did the water inside the bag come from? (a) the rubber band (b) the rain (c) the leaves (d) the plastic
30. 30.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) yeast (b) sunlight (c) a potted plant (d) a clear plastic bag
31. 31.🪴 Which of these is a job of the flower? (a) hold up the leaves (b) make seeds (c) make food in sunlight (d) hold the plant in soil
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 the one thing we change. (a) False (b) True
33. 33.⚖️ 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
34. 34.⚖️ 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) False (b) True
35. 35.True or false: take in water from soil is a job of the roots. (a) False (b) True
36. 36.⚖️ 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) False (b) True
37. 37.⚖️ 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 kind of plant
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 what we measure. (a) True (b) False
39. 39.True or false: yeast is not needed for the leafy bag test. (a) True (b) False
40. 40.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) hold the plant in soil (c) give out water vapour (d) hold up the leaves

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