A.2.3. MCQ - BasicPhysiology.org

A.2.3. Passive Transport Systems

Created on March 08, 2023 By

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A.2.3.

Passive Transport Systems

1 / 8

What is a hypotonic solution?

An external solution with a higher concentration than inside a cell

An external solution with a lower concentration than inside a cell

An external solution with the same concentration as inside the cell

An external solution of 0.9% NaCl.

An internal solution with 0.9% NaCl.

2 / 8

What is a semi-permeable membrane?

A membrane that is permeable for a solute but not for water

A membrane that is permeable for water but not for a solute

A membrane that is permeable depending on an external stimuli

A membrane that is permeable in one direction but not in the other direction

A membrane that is permeable for a particular solute

3 / 8

What is the major difference between filtration and osmosis?

Filtration requires energy

Osmosis requires energy

Osmosis transports water while filtration does not

Filtration transports water due to a pressure difference

Osmosis transports water due to a pressure difference

4 / 8

What is the major difference between diffusion and osmosis?

Osmosis requires energy

Osmosis does not require energy

Diffusion does not require energy

Osmosis transports water while diffusion transports solute

Osmosis transports solute while diffusion transports water

5 / 8

What is the major difference between diffusion and facilitated diffusion?

Requires energy

Does not require energy

Only operates into a cell

Operates across a cell membrane

Requires a specific carrier

6 / 8

At what temperature is diffusion (=Brownian motion) fully stopped?

0 Celsius

0 Fahrenheit

0 Kelvin

-100 Kelvin

7 / 8

The rate at which diffusion takes place is determined by the following conditions EXCEPT:

the temperature

the concentration difference

the distance for diffusion

the size of the area of diffusion

the direction of the diffusion

8 / 8

Which of the following transport systems require energy?

Diffusion

Facilitated diffusion

Exocytosis

Osmosis

Filtration

Your score is

The average score is 81%

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