Q57. Why plant cells need cell walls?


What is the function of cell wall in a plant cell?


Q58. What are the functions of the cell membrane?


Q59. State the difference between eukaryotes and prokaryotes.


Q60. Make a sketch of the human nerve cell. What function do nerve cells perform?


Q61. Write short notes on the following:

(a) Cytoplasm

(b) Nucleus of a cell


Q62. Make sketches of animal and plant cells. State three differences between them.

Last modified: Thursday, 9 May 2019, 10:16 PM