Eco: Relationships

What is the general term used to describe the interaction between two different organisms that are living in close physical association?

• photosynthesis

• symbiosis

• habitat

• prey

• omnivore

The animal in an ecological relationship that results in another animal being hunted, killed, and eaten…

• autotroph

• habitat

• predator

• herbivore

• producer

An ecological symbiotic relationship between two organisms where one benefits and the other is harmed…

• parasitism

• herbivore

• mutualism

• carnivore

• commensalism

This is the job or role of a specific organism within its habitat...

• producer

• prey

• carnivore

• niche

• photosynthesis

What you would call an ecological symbiotic relationship between two organisms where one benefits, but the other is not helped or harmed?

• mutualsim

• predator

• commensalism

• parasitism

• herbivory

Technically speaking, ALL food chains should end with these types of organisms so that nutrients can be recycled back into the habitat…

• parasites

• predators

• herbivores

• symbiotes

• decomposers

Marlin and his son, Nemo, are clownfish that live in a sea anemone. Clownfish benefit by receiving protection and shelter from the sea anemone. The clownfish, in return, scares away predators of the sea anemone and provides nutrients for the sea anemone through its excrement (waste). The symbiotic relationship between Nemo and the sea anemone is known as -

• parasitism

• commensalism

• predator-prey

• competition

• mutualism

What ecological relationship is depicted between Pumba (warthog) and the bugs?

• Competition, because pumba is in competition with the bugs for food sources

• Mutualistic, because Pumba and the bugs benefit each other

• Predator-Prey, because Pumba is a predator that consumes bug as prey

A relationship that describe a close interaction between two different species is known as what?

• Biodiversity
• Symbiosis
• Predation
• Emigration

This is known as a relationship in which one organism benefits, while the other is unaffected.

• Parasitism
• Mutualism
• Immigration
• Commensalism