Most cell membranes are composed principally of ?

Related Mcqs:

1. Spherical or tubular membranes which separate the material present in endoplasmic reticulum from that of cytoplasmic material are called__________?

   A. Cytosol
   B. Cisternae
   C. Polysomes
   D. Cristae

2. Membranes of the grane are sites where?

   A. Oxygen is stored
   B. Food is stored
   C. Sunlight is trapped
   D. CO2 is stored.

3. Chlorophylls are found embedded in the __________ membranes?

   A. Stroma
   B. Grana
   C. Thylakoid
   D. Intergrana

4. The cell wall of oomycetes is chiefly composed of___________?

   A. Chitin
   B. Cellulose
   C. Lignin
   D. Proteins

5. The cell wall is usually composed of two overlapping halves called epitheca and hypotheca in__________?

   A. Diatoms
   B. Desmids
   C. Pyrrophyta
   D. Chlorophyta

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