Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 268 · 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? Which of these is kept the same? (a) the kind of plant (b) sun or shade (c) amount of water drops
2. 2.True or false: make food in sunlight is a job of the leaves. (a) True (b) False
3. 3.🪴 Which of these is a job of the roots? (a) give out water vapour (b) carry water upward (c) make food in sunlight (d) hold the plant in soil
4. 4.⚖️ 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) amount of water drops (b) sun or shade (c) the same kind of bag
5. 5.🧺 Which of these is needed for the leafy bag test? (a) a potted plant (b) turmeric powder (c) a mirror (d) vinegar
6. 6.🧺 Do we need a rubber band for the leafy bag test? (a) not needed (b) needed
7. 7.True or false: hold up the leaves is a job of the stem. (a) False (b) True
8. 8.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
9. 9.⚖️ 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 keep it the same (b) we measure it (c) we change it
10. 10.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) vinegar (c) a potted plant (d) a rubber band
11. 11.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a potted plant (b) a battery cell (c) sunlight (d) a few hours
12. 12.⚖️ 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 keep it the same (c) we measure it
13. 13.True or false: hold the plant in soil is a job of the flower. (a) True (b) False
14. 14.🛟 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
15. 15.🧺 Do we need turmeric powder for the leafy bag test? (a) not needed (b) needed
16. 16.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) flower (c) stem (d) roots
17. 17.🛟 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
18. 18.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a few hours (c) turmeric powder (d) yeast
19. 19.⚖️ 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) True (b) False
20. 20.🔮 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
21. 21.⚖️ 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) False (b) True
22. 22.🪴 Through which part does a plant take in water from the soil? (a) the roots (b) the flowers (c) the fruits (d) the leaves
23. 23.🧺 Do we need vinegar for the leafy bag test? (a) not needed (b) needed
24. 24.True or false: a clear plastic bag is not needed for the leafy bag test. (a) True (b) False
25. 25.🧺 Which of these is not needed for the leafy bag test? (a) a potted plant (b) a rubber band (c) a magnet (d) a clear plastic bag
26. 26.True or false: a potted plant is not needed for the leafy bag test. (a) True (b) False
27. 27.📘 What do we call plants giving out water vapour from their leaves? (a) reflection (b) germination (c) digestion (d) transpiration
28. 28.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a mirror (b) a clear plastic bag (c) a potted plant (d) a rubber band
29. 29.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) nothing at all (b) tiny water drops (c) tiny insects (d) salt crystals
30. 30.🪴 Which of these is a job of the stem? (a) take in water from soil (b) make food in sunlight (c) make seeds (d) carry water upward
31. 31.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) much more water (b) exactly the same (c) it fills with soil (d) much less water
32. 32.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
33. 33.True or false: hold up the leaves is a job of the roots. (a) False (b) True
34. 34.⚖️ 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 kept the same. (a) True (b) False
35. 35.🪴 Where did the water inside the bag come from? (a) the plastic (b) the leaves (c) the rain (d) the rubber band
36. 36.True or false: make food in sunlight is a job of the stem. (a) False (b) True
37. 37.🧺 Which of these is not needed for the leafy bag test? (a) a clear plastic bag (b) a rubber band (c) a potted plant (d) vinegar
38. 38.⚖️ 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 change it (c) we keep it the same
39. 39.True or false: take in water from soil is a job of the roots. (a) True (b) False
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 size of the plant (b) the kind of plant (c) sun or shade (d) the same kind of bag

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