Related Questions

The process of diffusion of one liquid into the other through a semi permeable membrane is called
A Viscosity
B Osmosis
C Surface tension
D Cohesion
Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as
A Sheradising
B Parkerising
C Anodising
D None of these
Ordinary diffusion process is also called __________ diffusion.
A Pressure
B Thermal
C Concentration
D Forced
In case of liquid-liquid binary diffusion, diffusivity of one constituent into another is not dependent on the
A Temperature and pressure
B Concentration
C Nature of the constituents
D None of these
Rate of gas diffusion through the respiratory membrane is
A Directly proportional to diffusion coefficient of the gas
B Inversely proportional to the thickness of respiratory membrane
C Directly proportional to solubility of the gas
D Inversely proportional to the pressure gradient between two sides of membrane
E Directly proportional to molecular weight of the gas
Rate of gas diffusion through the respiratory membrane is directly proportional to
A Surface area of the membrane
B Solubility of gas
C Diffusion coefficient
D Molecular weight of gas
E Thickness of the membrane
Rate of gase diffusion through the respiratory membrane is
A Inversely proportional to thickness of respiratory membrane
B Directly proportional to surface area of respiratory membrane
C Directly proportional to pressure difference of gas
D Inversely proportional to solubility of the membrane
E Inversely proportional to diffusion co-efficient of gas
In osmosis through a semi-permeable membrane, diffusion of the
A Solvent is from low concentration to high concentration region
B Solvent is from high concentration to low concentration region
C Solute takes place
D None of these
The distillation carried out in such a way that the liquid with the lowest boiling point is first evaporated and re-condensed, then the liquid with the next higher boiling point is then evaporated and re-condensed, and so on until all the available liquid fuels are separately recovered in the sequence of their boiling points. Such a process is called
A Cracking
B Fractional distillation
C Full distillation
D Carbonisation
Simple diffusion and facilitated diffusion share the following characteristics
A Do not require ATP
B Saturation kinetics
C Transport solute along concentration gradient
D Can be blocked by specific inhibitors
E Require transport protein

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