Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 271 · 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: amount of water drops is the one thing we change. (a) False (b) True
2. 2.⚖️ 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
3. 3.True or false: make food in sunlight is a job of the leaves. (a) True (b) False
4. 4.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
5. 5.True or false: vinegar is not needed for the leafy bag test. (a) True (b) False
6. 6.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a potted plant (c) a mirror (d) a few hours
7. 7.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) tiny insects (b) nothing at all (c) tiny water drops (d) salt crystals
8. 8.True or false: sunlight is needed for the leafy bag test. (a) True (b) False
9. 9.⚖️ 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
10. 10.True or false: make food in sunlight is a job of the roots. (a) False (b) True
11. 11.True or false: give out water vapour is a job of the stem. (a) True (b) False
12. 12.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a few hours (c) a mirror (d) a potted plant
13. 13.⚖️ 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) True (b) False
14. 14.🪴 Which part of a plant does this job: carry water upward? (a) leaves (b) flower (c) roots (d) stem
15. 15.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) the hot sunny day (b) the cool cloudy day (c) neither of them (d) both the same
16. 16.True or false: hold the plant in soil is a job of the roots. (a) False (b) True
17. 17.🧺 Which of these is needed for the leafy bag test? (a) a rubber band (b) a magnet (c) a battery cell (d) yeast
18. 18.📘 What do we call plants giving out water vapour from their leaves? (a) reflection (b) germination (c) transpiration (d) digestion
19. 19.True or false: a mirror is not needed for the leafy bag test. (a) False (b) True
20. 20.True or false: hold up the leaves is a job of the roots. (a) False (b) True
21. 21.⚖️ 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 measure it (b) we change it (c) we keep it the same
22. 22.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it can block breathing (c) it is too big (d) it gets wet
23. 23.True or false: yeast is not needed for the leafy bag test. (a) True (b) False
24. 24.🪴 Where did the water inside the bag come from? (a) the leaves (b) the rain (c) the rubber band (d) the plastic
25. 25.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a potted plant (c) yeast (d) a rubber band
26. 26.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the leaves (c) the fruits (d) the roots
27. 27.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a magnet (c) a clear plastic bag (d) a potted plant
28. 28.True or false: take in water from soil is a job of the leaves. (a) True (b) False
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 measure it (b) we change it (c) we keep it the same
30. 30.🧺 Which of these is not needed for the leafy bag test? (a) turmeric powder (b) sunlight (c) a clear plastic bag (d) a potted plant
31. 31.🧺 Do we need a battery cell 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? What do we do with “the size of the plant”? (a) we keep it the same (b) we measure it (c) we change it
33. 33.True or false: a battery cell is needed for the leafy bag test. (a) True (b) False
34. 34.True or false: a potted plant is needed for the leafy bag test. (a) False (b) True
35. 35.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) petals (b) stomata (c) veins (d) roots
36. 36.⚖️ 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 size of the plant (b) the time we wait (c) amount of water drops (d) sun or shade
37. 37.True or false: a few hours is not needed for the leafy bag test. (a) True (b) False
38. 38.🪴 Which of these is a job of the roots? (a) make seeds (b) carry water upward (c) hold up the leaves (d) take in water from soil
39. 39.True or false: a clear plastic bag is not needed for the leafy bag test. (a) False (b) True
40. 40.⚖️ 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

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