ECOSYSTEMS

ELEMENTS :• Living things : that live there.• Habitat : place where they live.• Relationships : between different

living things and their habitat.

LIVING THINGS

HABITAT

RELATIONSHIPS

CHARACTERSTICS :• Water : transparency and amount of

oxygen. Aquatic ecosystems.• Terrain or land : terrestrial

ecosystems.• Altitude ,temperature ,humidity and

sunlight.

LIVING THINGS :• Species : living things that reproduce

with each other.• Population : group of living things

that belong to the same species.• Community : group of different

population that live together.

SPECIES POPULATION

COMMUNITY

FOOD CHAINS AND THEIR LINKS :

• Producers : living things like plants that make their own food.

• Primary consumers : herbivores that eat producers.

• Secondary consumers : carnivores and omnivores that eat primary consumers.

• Decomposers : bacteria and molds eat the remains of other living things.

AND NOW :