Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 109 · 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: take in water from soil? (a) roots (b) flower (c) leaves (d) stem
2. 2.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a rubber band (c) turmeric powder (d) a few hours
3. 3.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a rubber band (c) vinegar (d) a few hours
4. 4.🧺 Which of these is not needed for the leafy bag test? (a) a few hours (b) a clear plastic bag (c) vinegar (d) sunlight
5. 5.🪴 Through which part does a plant take in water from the soil? (a) the roots (b) the fruits (c) the flowers (d) the leaves
6. 6.⚖️ 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 time we wait (b) amount of water drops (c) the kind of plant (d) sun or shade
7. 7.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
8. 8.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a rubber band (c) a clear plastic bag (d) a battery cell
9. 9.🪴 Where did the water inside the bag come from? (a) the rain (b) the leaves (c) the plastic (d) the rubber band
10. 10.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a battery cell (c) vinegar (d) a clear plastic bag
11. 11.🪴 Which of these is a job of the roots? (a) give out water vapour (b) take in water from soil (c) carry water upward (d) hold up the leaves
12. 12.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) stem (c) roots (d) flower
13. 13.⚖️ 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) True (b) False
14. 14.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) yeast (c) sunlight (d) a few hours
15. 15.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) neither of them (b) the cool cloudy day (c) the hot sunny day (d) both the same
16. 16.True or false: take in water from soil is a job of the flower. (a) True (b) False
17. 17.⚖️ 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) True (b) False
18. 18.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) veins (b) roots (c) stomata (d) petals
19. 19.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) salt crystals (b) nothing at all (c) tiny water drops (d) tiny insects
20. 20.🧺 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) a potted plant (d) a magnet
21. 21.⚖️ 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 measure it (b) we keep it the same (c) we change it
22. 22.True or false: a clear plastic bag is not needed for the leafy bag test. (a) False (b) True
23. 23.🧺 Which of these is needed for the leafy bag test? (a) yeast (b) a battery cell (c) a few hours (d) turmeric powder
24. 24.⚖️ 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 kept the same. (a) True (b) False
25. 25.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) leaves (d) flower
26. 26.True or false: take in water from soil is a job of the roots. (a) True (b) False
27. 27.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) hold the plant in soil (c) carry water upward (d) give out water vapour
28. 28.True or false: turmeric powder is needed for the leafy bag test. (a) False (b) True
29. 29.⚖️ 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
30. 30.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
31. 31.True or false: hold the plant in soil is a job of the stem. (a) False (b) True
32. 32.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a potted plant (c) a rubber band (d) yeast
33. 33.🧺 Do we need a battery cell for the leafy bag test? (a) needed (b) not needed
34. 34.🪴 Which of these is a job of the flower? (a) make food in sunlight (b) make seeds (c) carry water upward (d) hold the plant in soil
35. 35.🛟 How should the plastic bag be tied around the branch? (a) with a hot glue gun (b) gently, not too tight (c) as tight as possible (d) with sharp wire
36. 36.🪴 Which of these is a job of the stem? (a) make food in sunlight (b) take in water from soil (c) hold up the leaves (d) give out water vapour
37. 37.🪴 Which part of a plant does this job: hold the plant in soil? (a) roots (b) stem (c) leaves (d) flower
38. 38.🛟 Why must a plastic bag never go over anyone’s head? (a) it can block breathing (b) it is too big (c) it gets wet (d) it changes colour
39. 39.🪴 Which part of a plant does this job: make food in sunlight? (a) roots (b) stem (c) flower (d) leaves
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) True (b) False

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