jueves, 11 de abril de 2013

ECOSYSTEMS


ECOSYSTEMS




1. WHAT ARE ECOSYSTEMS? 
An ecosystem is made up of all the living things and non-living things that interact together in a specific place.
  • Living things: plants and animals
  • Non-living things: all the elements that affect the plants and animals.
Habitat: Places where plants and animals find what they need to survive.


2. FOOD RELATIONSHIPS IN ECOSYSTEMS
  • Producers: living things that make their own food. Plants.
  • Consumers: living things that eat other living things. Animals
FOOD CHAIN

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