Ecosystem 100
What is a Food chain?
It is the path of energy as it flows from one living thing to the next.
Energy Pyramid
Shows the amount of energy left for consumers as the energy moves through a food web.
An organism that makes its own food using energy from the sun
Producer
animals that hunt other animals for food
Predator
How much energy is passed from one trophic level to the next
10%
What is a Food Web?
Several food chains connected together.
Trophic Levels
The position that an organism has in a food chain.
An organism that gets energy by eating other organisms
Consumer
Animals that are hunted.
Prey
The total mass of organisms within a trophic level
Biomass
Community
A group of living things that interact in an ecosystem
Primary Consumer is also called....
The first level in a food chain . The consumer who eats the producer
herbivore
An organism that breaks down dead organisms
Decomposers
All populations of organisms living together
Community
What is mutalism
A relationship where both organisms benefit
Population
A group of one or more species living in a certain habitat.
Tertiary Consumer is also called....
The fourth level in a food chain. A consumer who eats the secondary consumer.
carnivore
Biotic
The living parts of an ecosystem.
community of interacting organisms and their environment. It includes both living and nonliving things.
Ecosystem
Niche
The part that a plant or animal plays in an ecosystem.
Competition
The struggle for resources among organisms
Secondary Consumer is also called.....
The second level in a food chain. A consumer who eats the primary consumer.
herbivore or carnivore
Abiotic
The non-living parts of an ecosystem.
The place in which a plant or animal lives.
Habitat
Relationship in which one organism benefits and the other is harmed.
Parasitism