Cell The Unit of Life Test No-3 - Mahatmaacademy.com

Cell The Unit of Life Test No-3

NEET Foundation Class VIII-Botany-Cell The Unit of Life

1. Cell membrane is chemically composed by

 
 
 
 

2. The approximate percentage of proteins and lipids in the cell membrane of human erythrocyte respectively is

 
 
 
 

3. Most widely accepted model for plasma membrane is

 
 
 
 

4. The fluid nature of cell membrane is due to

 
 
 
 

5. Fluid -mosaic model was proposed by

 
 
 
 

6. The fluid nature of plasma membrane helps in

 
 
 
 

7. The selectively permeable nature of cell membrane is mainly contributed by

 
 
 
 

8. Movement of mloecules across the cell membrane without the requirement of energy is called

 
 
 
 

9. Movement of water through the plasma membrane by diffusion is called

 
 
 
 

10. Physical phenomenon that occur in Osmosis is

 
 
 
 

11. Driving force for active transport of ions across the cell membrane is

 
 
 
 

12. Carrier proteins which are present in the cell membrane facilitate the transport of

 
 
 
 

13. Non – living, rigid, protective covering for the plasma membrane of fungi and plant cell is

 
 
 
 

14. Cell wall materials found in Algal cell wall are

 
 
 
 

15. Common cell wall materials found plant cells are

 
 
 
 

16. Neigh bouring cells are joined by

 
 
 
 

17. Cytoplasm of adjacent cells is interconnected by

 
 
 
 

18. Cell organelles which are not included in the endomembrane system of a cell are