Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 281 · 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.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) leaves (c) roots (d) flower
2. 2.🧺 Do we need a mirror for the leafy bag test? (a) needed (b) not needed
3. 3.True or false: a clear plastic bag is needed for the leafy bag test. (a) False (b) True
4. 4.🪴 Which of these is a job of the roots? (a) hold up the leaves (b) make seeds (c) carry water upward (d) take in water from soil
5. 5.🪴 Which of these is a job of the roots? (a) hold up the leaves (b) make seeds (c) hold the plant in soil (d) carry water upward
6. 6.🛟 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
7. 7.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a rubber band (c) a potted plant (d) a clear plastic bag
8. 8.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it changes colour (c) it can block breathing (d) it gets wet
9. 9.⚖️ 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 same kind of bag (b) the size of the plant (c) amount of water drops (d) the kind of plant
10. 10.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
11. 11.⚖️ 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 kind of plant (b) amount of water drops (c) sun or shade
12. 12.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) sunlight (c) yeast (d) vinegar
13. 13.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a potted plant (c) yeast (d) a rubber band
14. 14.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) turmeric powder (c) a potted plant (d) a clear plastic bag
15. 15.True or false: make seeds is a job of the flower. (a) True (b) False
16. 16.True or false: yeast is not needed for the leafy bag test. (a) False (b) True
17. 17.⚖️ 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 the one thing we change. (a) False (b) True
18. 18.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) stomata (b) petals (c) roots (d) veins
19. 19.🪴 Which of these is a job of the leaves? (a) take in water from soil (b) give out water vapour (c) carry water upward (d) make seeds
20. 20.🧺 Do we need a magnet for the leafy bag test? (a) needed (b) not needed
21. 21.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a potted plant (c) a few hours (d) a mirror
22. 22.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the leaves (c) the fruits (d) the roots
23. 23.⚖️ 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
24. 24.True or false: vinegar is not needed for the leafy bag test. (a) False (b) True
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a clear plastic bag (c) sunlight (d) a magnet
26. 26.⚖️ 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
27. 27.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
28. 28.🪴 Which part of a plant does this job: make food in sunlight? (a) stem (b) roots (c) flower (d) leaves
29. 29.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the plastic (d) the rubber band
30. 30.🪴 Which of these is a job of the flower? (a) take in water from soil (b) give out water vapour (c) make seeds (d) hold the plant in soil
31. 31.⚖️ 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
32. 32.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
33. 33.True or false: a battery cell is not needed for the leafy bag test. (a) True (b) False
34. 34.True or false: yeast is needed for the leafy bag test. (a) True (b) False
35. 35.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? What do we do with “the same kind of bag”? (a) we change it (b) we measure it (c) we keep it the same
36. 36.True or false: make food in sunlight is a job of the stem. (a) False (b) True
37. 37.True or false: a clear plastic bag is not needed for the leafy bag test. (a) True (b) False
38. 38.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) yeast (c) a mirror (d) a potted plant
39. 39.⚖️ 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 change it (c) we measure it
40. 40.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it wilts and droops (b) it turns blue (c) it flowers more (d) it grows faster

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