Biology – Cambridge IGCSE: Movement in and out of Cells
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Question 1 of 20
1. Question
1 point(s)The diagram shows an experiment on osmosis.
Which arrow shows the direction of the net movement of water at the start of the experiment?
CorrectIncorrect -
Question 2 of 20
2. Question
1 point(s)Active transport is the movement of
CorrectIncorrect -
Question 3 of 20
3. Question
1 point(s)The diagram shows two cells. The net movement of water is from cell X to cell Y.
What causes water to pass from cell X to cell Y?CorrectIncorrect -
Question 4 of 20
4. Question
1 point(s)For the stomata of a leaf to open, the guard cells accumulate more potassium ions than the surrounding cells.
Which row describes what happens?movement of
potassium ionsmovement of
water in relation
to guard cellsfinal state of the
guard cellsA active transport in turgid B active transport out flaccid C diffusion in plasmolysed D diffusion out no change CorrectIncorrect -
Question 5 of 20
5. Question
1 point(s)Which characteristics are correct for both osmosis and diffusion?
require a partially
permeable membranerequire a
concentration gradientare energy
consuming processesA ✔ ✔ x B ✔ x ✔ C x ✔ x D x x ✔ CorrectIncorrect -
Question 6 of 20
6. Question
1 point(s)Which is an example of active transport?
CorrectIncorrect -
Question 7 of 20
7. Question
1 point(s)Which words correctly complete the paragraph?
Diffusion may be defined as the net movement of particles from a region of their …… 1 …… concentration, to a region of their …… 2 …… concentration, where movement is …… 3 …… a concentration gradient.1 2 3 A higher lower down B higher lower up C lower higher down D lower higher up CorrectIncorrect -
Question 8 of 20
8. Question
1 point(s)The diagram shows a section through an alveolus and through a capillary.
How does carbon dioxide move from Y to X?CorrectIncorrect -
Question 9 of 20
9. Question
1 point(s)Which part of a plant root hair is partially permeable?
CorrectIncorrect -
Question 10 of 20
10. Question
1 point(s)The diagram shows a test-tube containing clear jelly. A drop of blue ink is injected into the middle of the jelly.
The blue colour of the ink spreads throughout the jelly.
By which process does the blue ink spread through the jelly?CorrectIncorrect -
Question 11 of 20
11. Question
1 point(s)The apparatus shown was set up.
Some hours later, the water in the beaker had turned blue, and the liquid in the glass tube had moved upwards.
Which processes caused these changes?water turned
blueliquid in glass
tube moved
upwardsA osmosis diffusion B active transport osmosis C diffusion active transport D diffusion osmosis CorrectIncorrect -
Question 12 of 20
12. Question
1 point(s)Which process describes osmosis?
CorrectIncorrect -
Question 13 of 20
13. Question
1 point(s)Which row describes active transport?
movement of
wateruses energy
from respirationthrough a cell
membraneA yes no no B yes no yes C no yes no D no yes yes CorrectIncorrect -
Question 14 of 20
14. Question
1 point(s)Water is a good solvent.
What does this mean?CorrectIncorrect -
Question 15 of 20
15. Question
1 point(s)The diagram shows two solutions that are separated by a partially permeable membrane.
In which direction will most water molecules move in relation to their concentration gradient?CorrectIncorrect -
Question 16 of 20
16. Question
1 point(s)Which substance is lost from the body by the kidneys, lungs and skin?
CorrectIncorrect -
Question 17 of 20
17. Question
1 point(s)The diagram shows a fetus attached by the placenta to the uterus wall of the mother.
By which process do all substances pass between the fetus and the mother in the placenta?CorrectIncorrect -
Question 18 of 20
18. Question
1 point(s)What happens in osmosis?
CorrectIncorrect -
Question 19 of 20
19. Question
1 point(s)Which diagram shows the appearance of a plant cell several minutes after it has been placed in a concentrated solution of sugar?
CorrectIncorrect -
Question 20 of 20
20. Question
1 point(s)The diagrams show an experiment when set up and the same experiment two hours later.
What explains the movement of water and dye?movement of water movement of dye A diffusion osmosis B osmosis diffusion C osmosis translocation D translocation diffusion CorrectIncorrect
