Diffusion is the net movement of particles from a region of:
Lower concentration to higher concentration
Higher concentration to lower concentration
Equal concentration to equal concentration
No specific direction
Related Questions
Diffusion is the net movement of particles from:
A region of lower concentration to a region of higher concentration
A region of higher concentration to a region of lower concentration
A region of equal concentration to another region of equal concentration
Randomly with no specific direction
Movement of molecules takes place along the concentration gradient in
Simple diffusion
Facilitated diffusion
Active transport
Both 1 and 2
Diffusion, a process occur(s) along the concentration gradient is actively involved in
Transpiration
Respiration
Photosynthesis
All of these
Who coined the term diffusion pressure deficit?
Slatyer
Taylor
Meyer
Slatyer and Taylor
The rate if diffusion is dependent upon the permeability of the medium, it however
Influences the final equilibrium of diffusion as it is never reached if the medium is dense
Does influence the final equilibrium of diffusion
Does not influence the final equilibrium of diffusion
None of the above
Which of the following is an example of diffusion in plants?
Transpiration pull
Transport of sugars through phloem
Uptake of minerals by root hairs
Movement of water through xylem
Which factor does not significantly influence the rate of diffusion of a solute in a liquid?
Temperature of the liquid
The size and shape of the solute molecules
The presence of other non-interacting solutes
The viscosity of the liquid
Movement of molecules takes place along the concentration gradient in
Simple diffusion
Facilitated diffusion
Active transport
Both 1 and 2
Diffusion is faster in:
Solids
Liquids
Gases
Both solids and liquids
Diffusion rates are affected byI) Concentration gradient II) Temperature III) Pressure IV) Size of the substances
I, II only
I, II, III and IV
II, III, IV only
All except III
