Answers

2014-09-17T09:10:44+05:30
The ecosystem is a systematic arrangement of organisms who eat and are eaten.
The organisms are Producers, Primary consumers,Secondary consumer and Tertiary consumer.
Example:
   Bacteria[Tertiary consumer] (After death)
       |
     Man[Tertiary consumer]
       |
     Hen[Primary consumer]
       |
   Grain[Producer].
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  • Brainly User
2014-09-17T13:23:16+05:30
THE ORGANISMS IN AN ECOSYSTEM INTERDEPENDENT ON EACH OTHER ON THEIR FOOD HABITS IN FOLLOWING MANNNER:
# AUTOTROPHS ARE ORGANISM WHICH MAKE THEIR OWN FOOD FROM INORGANIC SUBSTANCE SUCH AS CARBON DIOXIDE & WATER & 
                                             THESE INORGANIC SUBSTANCE ARE RELEASED BY HUMANS FOR EXAMPLE HUMAN RELEASE CArbondioxed DURING RESPIRATION AND THESE CO2 GAS IS OBTAINED BY PLANTS TO MAKE THEIR FOOD. 
                                   ALSO THE HUMAN NEED O2 GAS FOR RESPIRATION THESE THEY OBTAINED BY PLANTS .
                           HUMAN ALSO NEED PLANTS TO EAT .
 

HENCE THE ALL SHOW THE INTER DEPENDENCIES OF HUMAN BEINGS IN EACH OTHER.
                                  PLZ MARK IT BEEEEEEESSSSSSSSSSTTTTTTTT
  
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