Which of the statement about cell membrane is not true?

Related Mcqs:

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

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

2. Percentage of proteins in cell membrane is____________?

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

3. Movement of the material across the cell membrane which does not requiring expenditure of metabolic energy is called__________?

   A. Active transport
   B. Passive transport
   C. Co-transport
   D. Counter transport

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

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

5. Which adaptation is acquired by plants of cooler areas to prevent lipid crystal formation in cell membrane?

   A. Change in membrane protein composition.
   B. Change in the solute composition of the cell membrane which prevents crystallization.
   C. Increase in proportion of unsaturated fatty acids.
   D. Development of heat shock proteins.

6. Chemical component/s less in eukaryotic cell as compared to prokaryotic cell is / are (i) lipids (ii) carbodydrates (iii) proteins (iv) DNA_________________?

   A. i & ii
   B. iii & iv
   C. i ii iii & iv
   D. iv only

7. If a plasmolysed plant cell is placed in water the cell will___________?

   A. Burst
   B. Be Killed
   C. Be deplasmolysed
   D. Show no change in it

8. which of the following gives to rise two daughter cell during cell division?

   A. meiosis
   B. mitosis
   C. both a & b
   D. none of these

   Submitted by: Muhammad Nawaz

9. In which phase of cell cycle cell organelles are formed?

   A. S Phase
   B. G1 Phase
   C. G2 Phase
   D. G0 Phase

   Submitted by: Eesha Khalid

10. Which of the following cell organelles is absent in animal cells and present in a plant cell?

    A. Cell wall
    B. Cytoplasm
    C. Vacuoles
    D. Mitochondria

    Submitted by: Nayab Idrees