GCSE - Gcse Biology - Unit 3 - Osmosis Solution - MCQGeeks.com

Q.1.

Osmosis takes place in this important structure.

0%
Alveolus
0%
Villus
0%
Nephron
0%
Artery

Q.2.

Why is osmosis not the same thing as diffusion?

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A partially permeable membrane is needed for osmosis
0%
A partially permeable membrane is needed for diffusion
0%
Osmosis involves oxygen only
0%
Diffusion involves water only

Q.3.

In living organisms, the partially permeable membrane is the...

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nucleus
0%
cell membrane
0%
chloroplast
0%
bacterium

Q.4.

Plants use osmosis to prevent...

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respiration
0%
photosynthesis
0%
wilting
0%
excretion

Q.5.

Dilute means...

0%
a little solute and a lot of water
0%
a lot of solute and little water
0%
concentrated
0%
the same

Q.6.

Osmosis takes place in which of the following?

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Roots
0%
Hair
0%
Soil
0%
The atmosphere

Q.7.

Water molecules move...

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down the concentration gradient
0%
along the concentration gradient
0%
against the concentration gradient
0%
nowhere

Q.8.

Potato cylinders are put into a strong sugar solution. After an hour they are...

0%
bigger
0%
smaller
0%
the same
0%
sweet potato

Q.9.

Water molecules move from...

0%
dilute to a more dilute solution
0%
dilute to a more concentrated solution
0%
concentrated to a more dilute solution
0%
concentrated to a less concentrated solution

Q.10.

Osmosis is the movement of which molecules?

0%
Oxygen
0%
Hydrogen
0%
Any
0%
Water