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Thursday, 10 November 2011

VIRUSES

1.  Viruses are the tiniest microorganisms .
2 . They live in humans , animals , bacteria , fungi and protozoa .





Examples of viruses 

BACTERIA


1 . Bacteria are very tiny . 
2 . Bacteria have different shapes , sizes and colours . 

                                                     




Bacteria exists in different shapes . 

Sunday, 23 October 2011

WHAT ARE MICROORGANISMS ?

1 .  Microorganisms are living things that are very tiny .
2 . They cannot be seen with the naked eyes . 
3 . They can only be seen through microscope . 
4 . They can be found around us , on and inside our bodies . 
6 . They are also found in the water and soil . 


TYPES OF MICROORGANISMS 

1 . They are different types of microorganisms .
2 . They are :
      a )  bacteria           
     
      b )  viruses           
      
      c )  fungi
      
      d )  protozoa
                                             

CHARACTERISTICS   OF MICROORGANISMS

1.  Microorganisms are living things.

2.  Therefore, they are also carry out life  processes in order to live.

2.  Microorganisms breathe, grow and move.