Symbiotic Relationships Practice Problems

Which of the following statements about a ruminant's digestive system is false?

Lichens are considered as a keystone species in nature. Which of the following specifically describes the role lichens play in nature:

Which of the following protozoan parasites does not have a cyst stage in their lifecycle?

Which of the following helminthic parasites is known to utilize raccoons as its definitive host?

Which of the following are sac-like structures with digestive organs and reproductive organs and are typically found within the snail where they continue to develop and produce cercariae?

The adult Dipylidium caninum tapeworms attach themselves in the small intestine of the host through which of the following structures?

Plasmodium vivax is responsible for what disease:

Choose which of the following demonstrates commensalism:

What term best describes the relationship between E. coli in the human gut and the host?

Which of the following represents the diseases that are vector-borne and viral?