Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 93 · 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 what we measure. (a) False (b) True
2. 2.True or false: hold the plant in soil is a job of the stem. (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) the time we wait (b) the kind of plant (c) amount of water drops (d) sun or shade
4. 4.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
5. 5.🔍 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
6. 6.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a clear plastic bag (c) vinegar (d) a mirror
7. 7.⚖️ 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 what we measure. (a) True (b) False
8. 8.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) yeast (c) sunlight (d) a rubber band
9. 9.⚖️ 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) True (b) False
10. 10.True or false: make food in sunlight is a job of the stem. (a) True (b) False
11. 11.🪴 Which of these is a job of the roots? (a) give out water vapour (b) carry water upward (c) hold up the leaves (d) take in water from soil
12. 12.🧺 Do we need a battery cell for the leafy bag test? (a) not needed (b) needed
13. 13.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much more water (b) it fills with soil (c) much less water (d) exactly the same
14. 14.🛟 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
15. 15.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a clear plastic bag (c) a battery cell (d) a few hours
16. 16.⚖️ 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
17. 17.True or false: take in water from soil is a job of the roots. (a) False (b) True
18. 18.🪴 Which of these is a job of the stem? (a) hold the plant in soil (b) give out water vapour (c) make food in sunlight (d) hold up the leaves
19. 19.⚖️ 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
20. 20.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a rubber band (c) a potted plant (d) a battery cell
21. 21.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) neither of them (b) both the same (c) the hot sunny day (d) the cool cloudy day
22. 22.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) sunlight (c) a clear plastic bag (d) a few hours
23. 23.True or false: make seeds is a job of the flower. (a) True (b) False
24. 24.🧺 Which of these is needed for the leafy bag test? (a) a magnet (b) a mirror (c) a potted plant (d) a battery cell
25. 25.🪴 Through which part does a plant take in water from the soil? (a) the fruits (b) the leaves (c) the roots (d) the flowers
26. 26.🪴 Which of these is a job of the flower? (a) hold up the leaves (b) carry water upward (c) make seeds (d) hold the plant in soil
27. 27.🪴 Which of these is a job of the stem? (a) hold the plant in soil (b) make food in sunlight (c) carry water upward (d) make seeds
28. 28.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) roots (c) flower (d) leaves
29. 29.⚖️ 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 keep it the same (b) we measure it (c) we change it
30. 30.True or false: a clear plastic bag is not needed for the leafy bag test. (a) False (b) True
31. 31.⚖️ 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
32. 32.True or false: make seeds is a job of the leaves. (a) True (b) False
33. 33.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) yeast (c) a potted plant (d) a few hours
34. 34.True or false: yeast is needed for the leafy bag test. (a) False (b) True
35. 35.True or false: a potted plant is not needed for the leafy bag test. (a) True (b) False
36. 36.🛟 How should the plastic bag be tied around the branch? (a) gently, not too tight (b) with a hot glue gun (c) with sharp wire (d) as tight as possible
37. 37.🪴 Which part of a plant does this job: make seeds? (a) leaves (b) flower (c) roots (d) stem
38. 38.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) vinegar (c) a few hours (d) a clear plastic bag
39. 39.⚖️ 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 measure it (c) we change it
40. 40.⚖️ 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 same kind of bag (b) sun or shade (c) the kind of plant (d) the time we wait

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