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1. ECOSYSTEM
Is a higher level of
organization that includes
both biological and
physical components
affecting the community of
living organisms.

2. ECOLOGY
 It is the study of the relationship of plants
and animals with their physical
environment.

3.  It is the world of life, any part of the planet
Earth where life exist.
BIOSPHERE

5. Components of
Ecosystem
BIOTIC COMPONENTS
components that
are living in an
ecosystem.
1. Producers
2. Consumers
3. Decomposers
ABIOTIC COMPONENTS
components that
are nonliving in an
ecosystem.

7. Types of Ecosystem
 AQUATIC ECOSYSTEM – It consists of plants
and animals interacting with water or
aquatic environment.

8.  TERRESTRIAL ECOSYSTEM – It consists of
land organisms like plants and animals
living and interacting with the land
environment.
Types of Ecosystem

9.  COMMUNITY SUCCESSION – is the naturally
process by which a community of
organisms in an ecosystem gradually
replaces another.
Changes in the Ecosystem

10.  PRIMARY SUCCESSION – primary
succession on a bare rock takes place for
a long period of time. The build up of soil
on a bare rock occurs when it is
weathered by wind or air.
Changes in the Ecosystem

11.  SECONDARY SUCCESSION – secondary
succession occurs when condition of the
environment has been disturbed. Forest
fires, human activities, like farming and
deforestation, and geological activities
change the condition of the environment.
Changes in the Ecosystem

14. Size Up
List down the biotic and abiotic components of
the ecosystem in the picture.