Value of resting membrane potential is_____________?

Related Mcqs:

1. Normal resting membrane potential of a neuron is_____________?

   A. – 50 mv
   B. – 60 mv
   C. – 70 mv
   D. – 80 mv

2. The movement of water molecules from a region of higher water potential to a region of lower water potential (through membrane)

   A. Deffusion
   B. Osmosis
   C. Active transport
   D. None of these

3. Cell membrane under resting conditions is impermeable to all the ions except_____________?

   A. Na+
   B. K+
   C. Cl-
   D. PO4-2

4. Under resting membrane potentials:

   A. Outer surface of neuron is more positive
   B. Inner surface of neuron is more positive
   C. Both of these surfaces are equally positive
   D. none of these.

5. Maintenance of normal resting potential via movement of K+ inside the cell and na+ out is a/an ___________ process?

   A. Active
   B. Passive
   C. Diffusional
   D. None of these.

6. ___________ potential is the measure of the change in water potential of a system due to the presence of solute molecules?

   A. Osmotic
   B. Pressure
   C. Both of these
   D. None of these

7. Intake of liquid material by cell membrane is called___________?

   A. Endocytosis
   B. Exocytosis
   C. Phagocytosis
   D. Pinocytosis

8. Percentage of proteins in cell membrane is____________?

   A. 20-40%
   B. 40-50%
   C. 60-80%
   D. 80-100%

9. The membrane of vacuoles is known as__________?

   A. Vacuoloplast
   B. Tonoplast
   C. Tanoplast
   D. All of these

10. Membrane that separates ‘cytoplasm’ and ‘nucleus’ is called ___________ ?

    A. Cell wall
    B. Cell membrane
    C. Boundary
    D. Nuclear envelop

    Submitted by: Rashid Mehmood