Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 144 · 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: a battery cell is needed for the leafy bag test. (a) True (b) False
2. 2.🪴 Which of these is a job of the stem? (a) hold the plant in soil (b) make seeds (c) carry water upward (d) make food in sunlight
3. 3.🪴 Which of these is a job of the flower? (a) hold the plant in soil (b) take in water from soil (c) hold up the leaves (d) make seeds
4. 4.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) leaves (c) stem (d) flower
5. 5.🧺 Do we need a mirror for the leafy bag test? (a) needed (b) not needed
6. 6.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
7. 7.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a magnet (c) a clear plastic bag (d) sunlight
8. 8.🪴 Which part of a plant does this job: make food in sunlight? (a) flower (b) roots (c) stem (d) leaves
9. 9.⚖️ 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) True (b) False
10. 10.⚖️ 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 what we measure. (a) True (b) False
11. 11.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a rubber band (c) a few hours (d) turmeric powder
12. 12.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
13. 13.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) as tight as possible (c) with a hot glue gun (d) gently, not too tight
14. 14.True or false: give out water vapour is a job of the flower. (a) False (b) True
15. 15.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
16. 16.True or false: hold up the leaves is a job of the stem. (a) False (b) True
17. 17.🧺 Do we need a few hours for the leafy bag test? (a) needed (b) not needed
18. 18.⚖️ 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 kept the same. (a) True (b) False
19. 19.🧺 Which of these is not needed for the leafy bag test? (a) vinegar (b) a clear plastic bag (c) a few hours (d) sunlight
20. 20.⚖️ 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 measure it (b) we keep it the same (c) we change it
21. 21.True or false: carry water upward is a job of the stem. (a) False (b) True
22. 22.True or false: a magnet is needed for the leafy bag test. (a) False (b) True
23. 23.⚖️ 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 measure it (b) we keep it the same (c) we change it
24. 24.True or false: sunlight is needed for the leafy bag test. (a) True (b) False
25. 25.⚖️ 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
26. 26.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
27. 27.True or false: give out water vapour is a job of the leaves. (a) False (b) True
28. 28.🧺 Do we need a magnet for the leafy bag test? (a) not needed (b) needed
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 size of the plant”? (a) we keep it the same (b) we change it (c) we measure it
30. 30.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the rubber band (d) the plastic
31. 31.🧺 Do we need sunlight for the leafy bag test? (a) not needed (b) needed
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 what we measure. (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) the hot sunny day (d) both the same
34. 34.⚖️ 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 change it (b) we measure it (c) we keep it the same
35. 35.🪴 Which of these is a job of the leaves? (a) make seeds (b) make food in sunlight (c) hold the plant in soil (d) take in water from soil
36. 36.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny water drops (b) nothing at all (c) tiny insects (d) salt crystals
37. 37.🧺 Which of these is needed for the leafy bag test? (a) a rubber band (b) a mirror (c) yeast (d) vinegar
38. 38.⚖️ 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 the one thing we change. (a) False (b) True
39. 39.🔮 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
40. 40.True or false: take in water from soil is a job of the roots. (a) False (b) True

Free science experiments lessons, practice and worksheets at talentjr.in/science-experiments-for-kids