Transpiration Experiment Worksheet

Science experiments lesson 15: How a plant drinks and gives out water · Set 100 · 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.True or false: make seeds is a job of the flower. (a) True (b) False
2. 2.🪴 Which of these is a job of the stem? (a) hold the plant in soil (b) take in water from soil (c) carry water upward (d) give out water vapour
3. 3.⚖️ 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 time we wait (c) the kind of plant (d) amount of water drops
4. 4.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) a rubber band (b) vinegar (c) sunlight (d) a potted plant
5. 5.🛟 How should the plastic bag be tied around the branch? (a) gently, not too tight (b) with a hot glue gun (c) with sharp wire (d) as tight as possible
6. 6.🔍 What do you see inside the plastic bag after a few hours in the sun? (a) nothing at all (b) tiny insects (c) salt crystals (d) tiny water drops
7. 7.True or false: carry water upward is a job of the stem. (a) True (b) False
8. 8.🧺 Do we need a few hours for the leafy bag test? (a) not needed (b) needed
9. 9.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) yeast (b) a potted plant (c) a rubber band (d) a clear plastic bag
10. 10.🪴 Which part of a plant does this job: make seeds? (a) roots (b) flower (c) leaves (d) stem
11. 11.⚖️ 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
12. 12.🧺 Do we need a potted plant for the leafy bag test? (a) not needed (b) needed
13. 13.🧺 Which of these is not needed for the leafy bag test? (a) sunlight (b) a rubber band (c) a potted plant (d) a mirror
14. 14.⚖️ 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 measure it (b) we change it (c) we keep it the same
15. 15.True or false: a few hours is needed for the leafy bag test. (a) True (b) False
16. 16.🪴 Which of these is a job of the leaves? (a) make food in sunlight (b) hold the plant in soil (c) take in water from soil (d) carry water upward
17. 17.🧺 Which of these is needed for the leafy bag test? (a) a battery cell (b) a potted plant (c) a magnet (d) yeast
18. 18.🪴 Which part of a plant does this job: carry water upward? (a) leaves (b) stem (c) roots (d) flower
19. 19.📘 What do we call plants giving out water vapour from their leaves? (a) digestion (b) reflection (c) germination (d) transpiration
20. 20.⚖️ 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) sun or shade (b) the kind of plant (c) amount of water drops
21. 21.🧺 Three of these are needed for the leafy bag test. Which one is NOT needed? (a) turmeric powder (b) a rubber band (c) sunlight (d) a clear plastic bag
22. 22.True or false: a clear plastic bag is not needed for the leafy bag test. (a) True (b) False
23. 23.🛟 Why must a plastic bag never go over anyone’s head? (a) it changes colour (b) it is too big (c) it gets wet (d) it can block breathing
24. 24.🪴 Which part of a plant does this job: hold the plant in soil? (a) stem (b) roots (c) flower (d) leaves
25. 25.🧺 Which of these is needed for the leafy bag test? (a) vinegar (b) turmeric powder (c) a mirror (d) a few hours
26. 26.🪴 Where did the water inside the bag come from? (a) the leaves (b) the plastic (c) the rain (d) the rubber band
27. 27.⚖️ 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 size of the plant
28. 28.⚖️ 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
29. 29.🔮 Predict: which gives more drops in the bag — a hot sunny day or a cool cloudy day? (a) both the same (b) neither of them (c) the hot sunny day (d) the cool cloudy day
30. 30.🪴 Which of these is a job of the roots? (a) make seeds (b) take in water from soil (c) make food in sunlight (d) hold up the leaves
31. 31.🪴 Through which part does a plant take in water from the soil? (a) the leaves (b) the flowers (c) the roots (d) the fruits
32. 32.⚖️ 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
33. 33.🪴 Which part of a plant does this job: give out water vapour? (a) roots (b) stem (c) flower (d) leaves
34. 34.📘 Leaves have tiny holes that let out water vapour. What are they called? (a) roots (b) veins (c) petals (d) stomata
35. 35.🧺 Do we need yeast for the leafy bag test? (a) needed (b) not needed
36. 36.🪴 Which part of a plant does this job: hold up the leaves? (a) leaves (b) flower (c) roots (d) stem
37. 37.True or false: vinegar is needed for the leafy bag test. (a) True (b) False
38. 38.⚖️ Fair test — does a plant in the sun give out more water than one in the shade? Which of these is what we measure? (a) amount of water drops (b) the time we wait (c) the kind of plant (d) the size of the plant
39. 39.⚖️ 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
40. 40.🧺 Which of these is needed for the leafy bag test? (a) a clear plastic bag (b) turmeric powder (c) a mirror (d) a battery cell

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