Lia took 4 leaves & weighed them before the experiment. She then set up the experiment as shown. After 24 hours, she weighed them again. Rank the leaves according to the amount of weight loss starting from the least to the most.
A, B, C, D
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25
Describe what happens to the set-up shown and explain why
Regions above & below the cut swells. Food made by the leaves above & below the cut cannot be transported across the cut part as food carrying tubes are removed
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10
Name the substances transported by the water-carrying tubes.
Water and mineral salts
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25
A ring of bark is removed as shown in the diagram. What will happen to the fruits? Explain
The fruits become bigger. Food carrying tubes are removed, food made by the leaves cannot be transported down the cut region. Excess food are stored in fruits
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10
Name the substance transported by the food-carrying tubes.
Manufactured food
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seesaw
Swap points!
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gold
Win 50 points!
Okay!
gift
Win 10 points!
Okay!
thief
Give points!
5
10
15
20
25
15
Jane soaked a stem in water with red dye. She then cut the stem and examine the cross section of the stem. Name the part which will turn red.
A; water-carrying tubes
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10
Describe the direction of the movement of food in the plant.
leaves to stems to roots
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lifesaver
Give 25 points!
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rocket
Go to first place!
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gift
Win 15 points!
Okay!
banana
Go to last place!
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10
Water is lost as ____________Â Â _________ through the ________________ of the leaves.
water vapour; stomata
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25
Describe and explain what happens when a ring of bark is removed from the stem as shown in the diagram.
The part above the cut region swells up. Food made by the leaves cannot be transported down as the food carrying tubes are removed.
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Check
thief
Give points!
5
10
15
20
25
seesaw
Swap points!
Okay!
gift
Win 20 points!
Okay!
baam
Lose 10 points!
Oops!
10
Name the tubes that carry manufactured food from the leaves.
Food-carrying tubes or Phloem
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baam
Lose 20 points!
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shark
Other team loses 15 points!
Okay!
shark
Other team loses 20 points!
Okay!
baam
Lose 20 points!
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20
Which part of the stem, A, B, C or D shown in the diagram, transports manufactured food? Name the part.
C, Food-carrying tubes
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15
Using the numbers given, trace the pathway of manufactured food in the plant.