Terrestrial land

The Rainforest and Deciduous Forest are all terrestrial ecosystems.

aquatic water

All fresh and salt water ecosystems are aquatic.

Food chain

Path of energy from one organism to another.

Grass -> beetle - > frog - > snake

Shrimp and krill are below killer whales in an ocean food chain.

Food web

Interactions of different food chains in an ecosystem

The desert food web shows how all plants and animals rely on each other to survive.

photosynthesis

plants use sunlight to make their own foodThe sun plays an important role in the process of photosynthesis.

herbivore eats only plants

Giraffes are herbivores because they eat leaves and sticks.

carnivoreorganisms that ONLY eat MEAT!!Sharks are carnivores because they eat fish and other sea animals.

omnivore

organisms that eat meat AND plantsMost people are omnivores because we eat both meat and plants.

biotic All living things

Trees are a beneficial biotic factor to most ecosystems.

abiotic Nonliving factors in an ecosystem needed for survival

Sunlight (heat)WaterSoilAir

A rock is an abiotic factor in an ecosystem.

Habitat An organism’s home

A squirrel’s natural habitat is a forest.

organism Any living thing

The trees that supply humans with oxygen are organisms.