Symbiotic Relationships. Interactions Between Organisms What’s the term for when one organism eats another?

Symbiotic

Relationships

Interactions Between Organisms

What’s the term for when one organism eats another?


What is an example of a predatory relationship?


What is a symbiotic relationship?


What is the term for a relationship in which one organism benefits and one is harmed?


What’s an example of a parasitic relationship?


What is a mutualism?


What is an example of a mutual relationship?


What’s the term for a relationship between two organisms in which one benefits and the other is neither harmed nor benefited?


Give an example of a commensalism relationship.


Describe competition in terms of a relationship between two organisms.

What kind of

relationship?


Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales.


Male red deer fight other male red deer for a mate. WHen one of them loses the fight, they have to leave the area in search of another mate.

Tapeworms live and reproduce inside of a pig’s intestines. Tapeworms feed on the pig and take away nutrients that the pig requires. If not treated and killed, tapeworms will kill a pig.


The stork uses its saw-like bill to cut up the dead animals it eats. As a result, the dead animal carcass is accessible to some bees for food and egg laying. The relationship neither harms nor benefits the stork.


Hermit crabs live in shells made and then abandoned by snails. This relationship neither helps nor harms the snails.


Ticks will feed on a deer’s blood and harm the deer.


Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds.


Remoras attach themselves to a shark’s body. They then travel with the shark and feed on the leftover food scraps from the shark’s meals. The relationship neither harms nor benefits the shark.


Hermit crabs take sea anemones and place them on the outside of their shell. This provides protection for the hermit crab since the sea anemone will still any predators. The hermit crab is a messy eater, so as the crab eats the sea anemone will get any remains of its food.


Ostriches and gazelles feed next to each other. They both watch for predators and alert each other to danger. Because the visual abilities of the two species are different, they can identify threats that the other animal would not see as readily.


Oxpeckers feed on the ticks found on a rhinoceros. The oxpeckers get a meal, and the rhinoceros is helped by the removal of the ticks.


Some humans have dogs as pets. the human feeds and provides shelter for the dog. The dog provides entertainment and love for the human.


Mistletoe extracts water and nutrients from a spruce tree. The spruce tree is harmed.


A gray wolf hunts and kills an elk before eating it.


Clownfish live in sea anemones (they do not get stung by anemone). The clownfish is protected from predators since they will be stung by the anemone. The anemone is not hurt or helped by this relationship.


Heartworms develop inside a dog’s heart. The worms cause health problems and may result in death.


Elk once lived in a forest outside of a city. Humans expanded the city into the elk’s habitat forcing the elk to find different food and shelter.

As bison walk through grass, insects become active and are seen and eaten by cowbirds. The relationship neither harms nor benefits the bison.


A flea feeds on a mouse’s blood and harms the mouse.


Cheetahs and lions eat the same types of food and exist in the same area. Often cheetahs are forced to find an area without lions so that they can eat. Lions have been known to steal food from cheetahs.

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Symbiotic Relationships. Interactions Between Organisms What’s the term for when one organism eats another?