Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 197 · 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 of these is needed for the leafy bag test? (a) yeast (b) a magnet (c) turmeric powder (d) sunlight
2. 2.True or false: a magnet is not needed for the leafy bag test. (a) True (b) False
3. 3.🧺 Do we need sunlight for the leafy bag test? (a) needed (b) not needed
4. 4.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it turns blue (c) it wilts and droops (d) it flowers more
5. 5.⚖️ 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) sun or shade (b) the kind of plant (c) the time we wait (d) amount of water drops
6. 6.True or false: vinegar is needed for the leafy bag test. (a) True (b) False
7. 7.🧺 Do we need a magnet for the leafy bag test? (a) not needed (b) needed
8. 8.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) yeast (c) a rubber band (d) sunlight
9. 9.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a clear plastic bag (b) a few hours (c) turmeric powder (d) sunlight
10. 10.🪴 Which of these is a job of the flower? (a) hold up the leaves (b) hold the plant in soil (c) make seeds (d) give out water vapour
11. 11.🪴 Where did the water inside the bag come from? (a) the plastic (b) the leaves (c) the rubber band (d) the rain
12. 12.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a potted plant (c) vinegar (d) a mirror
13. 13.True or false: a few hours is not needed for the leafy bag test. (a) True (b) False
14. 14.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) it fills with soil (b) exactly the same (c) much more water (d) much less water
15. 15.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
16. 16.⚖️ 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
17. 17.⚖️ 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 change it (c) we measure it
18. 18.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) neither of them (b) the hot sunny day (c) the cool cloudy day (d) both the same
19. 19.⚖️ 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
20. 20.🛟 Why must a plastic bag never go over anyone’s head? (a) it is too big (b) it changes colour (c) it gets wet (d) it can block breathing
21. 21.True or false: carry water upward is a job of the stem. (a) True (b) False
22. 22.📘 What do we call plants giving out water vapour from their leaves? (a) reflection (b) digestion (c) transpiration (d) germination
23. 23.🪴 Which part of a plant does this job: hold the plant in soil? (a) flower (b) stem (c) roots (d) leaves
24. 24.⚖️ 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
25. 25.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) a battery cell (c) a potted plant (d) a clear plastic bag
26. 26.⚖️ 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
27. 27.⚖️ 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 keep it the same (b) we measure it (c) we change it
28. 28.⚖️ 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 change it (c) we measure it
29. 29.True or false: make food in sunlight is a job of the leaves. (a) False (b) True
30. 30.🪴 Which part of a plant does this job: take in water from soil? (a) stem (b) roots (c) flower (d) leaves
31. 31.True or false: give out water vapour is a job of the leaves. (a) False (b) True
32. 32.🪴 Through which part does a plant take in water from the soil? (a) the flowers (b) the fruits (c) the roots (d) the leaves
33. 33.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
34. 34.⚖️ 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
35. 35.True or false: make food in sunlight is a job of the flower. (a) False (b) True
36. 36.True or false: a battery cell is needed for the leafy bag test. (a) True (b) False
37. 37.⚖️ 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
38. 38.⚖️ 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 kept the same. (a) False (b) True
39. 39.True or false: make food in sunlight 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? What do we do with “the kind of plant”? (a) we change it (b) we keep it the same (c) we measure it

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