Ecology and Symbiotic Relationships Quiz

What is the basic level of organization in an ecosystem?

• Species

• Community

• Population

• Niche

Which of the following is NOT a type of relationship among organisms?

• Isolation

• Competition

• Predation

• Symbiosis

What is a common strategy used by predators to catch their prey?

• Migration

• Hibernation

• Ambush

• Photosynthesis

In interference competition, what does an individual do?

• Directly alters the resource attainment of others

• Avoids competition

• Indirectly competes for resources

• Shares resources equally

What is the outcome of competitive exclusion?

• Equal distribution of resources

• Elimination of an inferior competitor

• Elimination of a superior competitor

• Coexistence of species

Which type of symbiotic relationship benefits one organism while harming the other?

• Neutralism

• Mutualism

• Commensalism

• Parasitism

What is an example of commensalism?

• Bees and flowers

• Barnacles on whales

• Lions and zebras

• Ticks on dogs

In mutualism, what is obligate mutualism?

• Both species can survive independently

• One species cannot survive without the other

• Both species are harmed

• One species benefits at the expense of the other

What is hyperparasitism?

• A host benefiting from a parasite

• A parasite infecting another parasite

• A parasite living independently

• Two parasites coexisting

Which type of mutualism allows one organism to live with multiple partners?

• Obligate mutualism

• Facultative mutualism

• Diffusive mutualism

• Competitive mutualism