What is a ‘cell’ in biology ?

State whether the following statements are true or false :

(a) Unicellular organism have one- celled body.

(b) Muscle cells are branched.

(c) Amoeba has irregular shape.

(d) All the cells in our body are alike.

(e) A hen’s egg is a group of cells.

(f) The basic living unit of an organism is organ.

Name the smallest unit of life.

What are the basic parts of all the cells ?

What parts are present only in plant cells ?