1. Write the functions of mitochondria, cell wall and chromosome.
2. Write a short note on the 'nucleus of a cell'.
3. Fabulate the differences between a plant cell and an animal cell.
4/ Draw a neat and labelled diagram of a plant cell and an animal cell
Answers
mitrocondria
mitochondria are rod for oval shaped small structures. inner mitochondrion energy is released from food during respiration. hence they are also called powerhouse of the cell.
cell wall
cell wall is an outer covering of a plant cell. it is made up of carbohydrate, cellulose. it give shape to the plant cell and provide rigidity and support.
chromosome
when the cell divides the densmore separates and forms rod like structure called chromosomes. chromosomes can be seen only when a cell divide. the chromosomes carry genes.
2. nucleus is the most important component of a living cell. it is usually oval and spherical in shape. the nuclear membrane around the nucleus and separate it from cytoplasm. it controls the overall function of the cell. nucleus contains around and small structure called nucleolus.
3. mentioned in table
