MCQ-2: Transport in Plants
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Question 1 of 20
1. Question1 point(s)
A celery stalk was placed in a beaker which contained a red stain. After 24 hours, the red stain appeared at the top of the celery stalk.
Which structures stained red?CorrectIncorrect
Question 2 of 20
2. Question1 point(s)
A student is investigating the effect of temperature on the rate of transpiration.
Which environmental conditions should be kept constant during this investigation?
humidity light intensity temperature wind speed A ✔ ✔ ✔ ✔ B ✔ ✔ x ✔ C x ✔ x ✔ D x x ✔ xCorrectIncorrect
Question 3 of 20
3. Question1 point(s)
A celery stalk was placed into a beaker of blue dye. When the dye reached the leaves, the stalk was taken out and a section was cut, as shown in the diagram.
Which diagram shows the appearance of the cut end of the stalk?CorrectIncorrect
Question 4 of 20
4. Question1 point(s)
The table shows the rate of water flow through a tree over a 12 hour period.
time of day rate of flow
/ cm per hour
7:00 100 9:00 120 11:00 140 13:00 250 15:00 300 17:00 260 19:00 180
What conclusion can be drawn from the table?CorrectIncorrect
Question 5 of 20
5. Question1 point(s)
The diagram shows some of the transport tissues in a plant root.
Which row about tissues Y and Z in the diagram is correct?
tissue Y tissue Z name transports name transports A phloem mineral ions & water xylem sucrose B phloem sucrose xylem mineral ions & water C xylem mineral ions & water phloem sucrose D xylem sucrose phloem mineral ions & waterCorrectIncorrect
Question 6 of 20
6. Question1 point(s)
The diagram shows some potato tubers. New shoots are beginning to grow.
Sucrose is being translocated from source to sink.
Which statement is correct?CorrectIncorrect
Question 7 of 20
7. Question1 point(s)
Scientists investigate the movement of substances in a plant.
They cut a ring of tissue from the stem.
Removing the tissue removes some of the transport vessels found around the edge of the stem.
A few days later they notice swelling above the area where the tissue has been removed.
What causes the swelling?CorrectIncorrect
Question 8 of 20
8. Question1 point(s)
An experiment is set up to investigate the uptake of oxygen by germinating seeds.
What happens to the levels at X and Y?
X Y A falls rises B falls unchanged C rises falls D rises unchangedCorrectIncorrect
Question 9 of 20
9. Question1 point(s)
Which process does not release carbon dioxide to the atmosphere?CorrectIncorrect
Question 10 of 20
10. Question1 point(s)
The diagram shows part of a section through a leaf.
Which arrow shows the direction of movement of water by osmosis in a leaf?CorrectIncorrect
Question 11 of 20
11. Question1 point(s)
What could increase the rate of water uptake by a shoot?CorrectIncorrect
Question 12 of 20
12. Question1 point(s)
The diagram shows how water is lost from a leaf.
By which process is the water lost?CorrectIncorrect
Question 13 of 20
13. Question1 point(s)
In which order does water pass through these tissues in a plant?CorrectIncorrect
Question 14 of 20
14. Question1 point(s)
The diagram shows two shoots at the start of an experiment on transpiration.
What are the likely readings on the spring balances after three days?
shoot X shoot Y A 30 g 30 g B 30 g 25 g C 25 g 30 g D 25 g 25 gCorrectIncorrect
Question 15 of 20
15. Question1 point(s)
The diagram shows part of the trunk of a small tree with a ring of bark removed. Removing the ring of bark takes away phloem but leaves the xylem intact.
What effect will removing the bark have on the two branches?
lower branch upper branch growth leaves growth leaves A normal normal normal wilted B normal wilted normal normal C reduced normal normal normal D reduced wilted reduced wiltedCorrectIncorrect
Question 16 of 20
16. Question1 point(s)
A plant with striped leaves similar to the one below was kept in bright light for six hours.
A leaf was taken from the plant and the chlorophyll removed. It was then tested for starch using iodine solution.
Which diagram shows the result of the test?CorrectIncorrect
Question 17 of 20
17. Question1 point(s)
What is transported in the phloem and what is the direction of transport?CorrectIncorrect
Question 18 of 20
18. Question1 point(s)
From which part of a leaf does most water evaporate during transpiration?CorrectIncorrect
Question 19 of 20
19. Question1 point(s)
In which order does water pass through the cells of a plant, as the water travels from the roots to a leaf?CorrectIncorrect
Question 20 of 20
20. Question1 point(s)
The diagrams show stages in the passage of water through a plant.
Which arrow shows water moving in the form of water vapour?