Friday, 15 January 2016

1. living organism(characteristics)

1. Living organism
  Characteristics of living things includes
MOVEMENT: living organisms moves from one place to another for search of food and shelter, most organisms has developed structure for movement :cilia flagella leg feather etc
REPRODUCTION: living organism has d ability to reproduce - bringing forth young ones- unicellular organisms reproduce mostly by mitotic division while multicellular organism possesses organ for such
NUTRITION: Nutrition is a process by which living organism obtain and utilize materials from external environment 4 metabolic activities -
IRRITABILITY: living organisms have d ability to respond to stimuli.. Which enables them to run away at the sight of danger
GROWTH : living organism has d ability to grow, unicellular organisms grow with increase in cytoplasmic content while multicellular organism grow with increase in cell achieved through mitosis
EXCRETION : Excretion is the removal of the metabolic waste material from the body of organism
RESPIRATION: living organisms has the ability to respire
DEATH: all living organism dies

More to come later today

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