Cell structure and function Worksheet-1
Plasma membrane is the outermost covering of the cell that separates the contents of the cell from its external environment. The plasma membrane allows or permits the entry and exit of some materials in and out of the cell. It also prevents movement of some other materials. The cell membrane, therefore, is called a selectively permeable membrane.
A. Cell wall B. Middle layer
C. Cell membrane D. All of these
E. None of these
Cell structure and function Worksheet-2
Fill in the blanks:
Cell structure and function Worksheet-3
A. Cell membrane B. Cell wall
C. Nucleus D. Protoplasm
A. Water B. VitaminsRead More...