Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 265 · 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 a job of the roots? (a) make food in sunlight (b) hold the plant in soil (c) carry water upward (d) make seeds
2. 2.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a potted plant (c) a clear plastic bag (d) vinegar
3. 3.True or false: carry water upward is a job of the roots. (a) False (b) True
4. 4.🔮 Predict: you tie a bag on a branch with no leaves. Will it collect much water? (a) exactly the same (b) it fills with soil (c) much more water (d) much less water
5. 5.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) sunlight (b) a potted plant (c) a magnet (d) a clear plastic bag
6. 6.🧺 Which of these is needed for the leafy bag test? (a) a few hours (b) a battery cell (c) a magnet (d) a mirror
7. 7.🪴 Which of these is a job of the roots? (a) make food in sunlight (b) give out water vapour (c) take in water from soil (d) carry water upward
8. 8.True or false: hold the plant in soil is a job of the roots. (a) False (b) True
9. 9.🛟 Why must a plastic bag never go over anyone’s head? (a) it gets wet (b) it can block breathing (c) it is too big (d) it changes colour
10. 10.🔮 Predict: a plant gets no water for many days in summer. What happens? (a) it grows faster (b) it flowers more (c) it turns blue (d) it wilts and droops
11. 11.🪴 Which of these is a job of the stem? (a) carry water upward (b) make food in sunlight (c) take in water from soil (d) hold the plant in soil
12. 12.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a magnet (c) a mirror (d) a potted plant
13. 13.True or false: hold the plant in soil is a job of the leaves. (a) False (b) True
14. 14.True or false: carry water upward is a job of the leaves. (a) True (b) False
15. 15.True or false: take in water from soil is a job of the roots. (a) True (b) False
16. 16.🪴 Which of these is a job of the flower? (a) hold up the leaves (b) make seeds (c) carry water upward (d) hold the plant in soil
17. 17.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a few hours (b) a potted plant (c) sunlight (d) a battery cell
18. 18.True or false: carry water upward is a job of the stem. (a) True (b) False
19. 19.🔍 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
20. 20.⚖️ 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 change it (b) we measure it (c) we keep it the same
21. 21.True or false: turmeric powder is not needed for the leafy bag test. (a) False (b) True
22. 22.🧺 Do we need turmeric powder for the leafy bag test? (a) needed (b) not needed
23. 23.🧺 Which of these is not needed for the leafy bag test? (a) a rubber band (b) a clear plastic bag (c) yeast (d) a potted plant
24. 24.🧺 Do we need a mirror for the leafy bag test? (a) needed (b) not needed
25. 25.🪴 Which of these is a job of the stem? (a) make seeds (b) hold the plant in soil (c) hold up the leaves (d) make food in sunlight
26. 26.True or false: a magnet is not needed for the leafy bag test. (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 “amount of water drops”? (a) we measure it (b) we change it (c) we keep it the same
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 time we wait”? (a) we keep it the same (b) we change it (c) we measure it
29. 29.🧺 Do we need yeast for the leafy bag test? (a) not needed (b) needed
30. 30.🧺 Which of these is needed for the leafy bag test? (a) turmeric powder (b) vinegar (c) a rubber band (d) a battery cell
31. 31.⚖️ 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 same kind of bag (c) sun or shade (d) amount of water drops
32. 32.🧺 Do we need a clear plastic bag for the leafy bag test? (a) not needed (b) needed
33. 33.True or false: make seeds is a job of the roots. (a) False (b) True
34. 34.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
35. 35.🛟 How should the plastic bag be tied around the branch? (a) with sharp wire (b) as tight as possible (c) gently, not too tight (d) with a hot glue gun
36. 36.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) stomata (b) petals (c) roots (d) veins
37. 37.📘 What do we call plants giving out water vapour from their leaves? (a) germination (b) reflection (c) transpiration (d) digestion
38. 38.🪴 Which part of a plant does this job: take in water from soil? (a) leaves (b) flower (c) stem (d) roots
39. 39.🧺 Do we need vinegar for the leafy bag test? (a) needed (b) not needed
40. 40.🪴 Where did the water inside the bag come from? (a) the rubber band (b) the rain (c) the leaves (d) the plastic

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