What are the relationships between organisms in an ecosystem?

Vocabulary (Add to the top of the page) Niche:

Vocabulary (Add to the top of the page) Niche: the role or “job” an organism plays in an ecosystem

Producer/Consumer Relationships Producer – all _______________; trap energy from the sun Ex: plants, green algae, phytoplankton

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all _______________: they ingest food containing the sun’s energy

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat ___________ Ex: rabbit, caterpillar

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat __________

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat meat

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat meat Omnivores – eat ___________

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat meat Omnivores – eat both (plants and meat)

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat meat Omnivores – eat both (plants and meat) Decomposers – _________________dead matter into simpler molecules that can be absorbed Ex: fungi

Producer/Consumer Relationships Producer – all autotrophs; trap energy from the sun Ex: plants, green algae, phytoplankton Consumer – all heterotrophs: they ingest food containing the sun’s energy Primary consumers: Herbivores – eat plants Ex: rabbit, caterpillar Secondary, tertiary, etc….consumers Carnivores – eat meat Omnivores – eat both (plants and meat) Decomposers – break down dead matter into simpler molecules that can be absorbed Ex: fungi

Predator/Prey  Predation Relationship in which one organism _____________ and one ___________

Predator/Prey  Predation Relationship in which one organism benefits and one dies

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism =

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism = predator (hunting, hunter)

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism = predator (hunting, hunter) Dead organism =

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism = predator (hunting, hunter) Dead organism = prey (hunted)

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism = predator (hunting, hunter) Dead organism = prey (hunted) Ex: Lion and Zebra

Predator/Prey  Predation Relationship in which one organism benefits and one dies Living organism = predator (hunting, hunter) Dead organism = prey (hunted) Ex: Lion and Zebra Other examples?

Symbiosis ________________________________________________________ ________________________________________________________

Symbiosis Two or more different species living together (interactions)

Symbiosis Two or more different species living together (interactions) 3 relationships:

Symbiosis Two or more different species living together (interactions) 3 relationships: Mutualism

Symbiosis Two or more different species living together (interactions) 3 relationships: Mutualism Parasitism

Symbiosis Two or more different species living together (interactions) 3 relationships: Mutualism Parasitism Commensalism

Note (add to the page somewhere) Neutralism IS NOT a symbiotic relationship

Mutualism Relationship in which both organisms ______________

Mutualism Relationship in which both organisms benefit

Mutualism Relationship in which both organisms benefit Ex: cows and white headed cow bird (bird eats insects off cow, preventing illness)

Mutualism Relationship in which both organisms benefit Ex: cows and white headed cow bird (bird eats insects off cow, preventing illness) Other examples?

Parasitism Relationship in which one organism ____________ and one is ______________

Parasitism Relationship in which one organism benefits and one is harmed

Parasitism Relationship in which one organism benefits and one is harmed Ex: fleas and dogs, mosquitoes and humans

Parasitism Relationship in which one organism benefits and one is harmed Ex: fleas and dogs, mosquitoes and humans Other examples?

Commensalism Relationship in which one organism ____________ and the other organism is ___________________________________

Commensalism Relationship in which one organism benefits and the other organism is neither helped nor harmed

Commensalism Relationship in which one organism benefits and the other organism is neither helped nor harmed Ex: whales and barnacles

Commensalism Relationship in which one organism benefits and the other organism is neither helped nor harmed Ex: whales and barnacles Other examples?

Competition __________________________

Competition for the same limiting resources

Competition for the same limiting resources Instraspecific Competition– organisms of the __________ species fight for the same resource.

Competition for the same limiting resources Intraspecific competition – organisms of the same species fight for the same resource. Ex: two bucks competing for a mate

Competition for the same limiting resources Intraspecific competition – organisms of the same species fight for the same resource. Ex: two bucks competing for a mate Interspecific competition – organisms of _____________ species fight for the same resource

Competition for the same limiting resources Intraspecific competition – organisms of the same species fight for the same resource. Ex: two bucks competing for a mate Interspecific competition – organisms of different species fight for the same resource Ex: seals and sea lions compete for fish