- What is the professor mainly discussing?
- A. Different ways that scientists use the term “symbiosis”
- B. A specific kind of symbiotic relationship between organisms
- C. A butterfly species that competes with another insect species
- D. Reasons why symbiosis is considered a subtype of mutualism
- What does the professor imply about the term “symbiosis”?
- A. It is often used with too narrow a meaning.
- B. It is used incorrectly in the students’ textbook.
- C. The original definition is difficult to understand.
- D. It is applied only to organisms of the same species.
- How do the butterflies mentioned by the professor facilitate the relationship between caterpillars and ants of a certain species?
- A. The butterflies have a sweet smell that attracts the ants.
- B. The butterflies lay their eggs under rocks where the ants lay their eggs.
- C. The butterflies lay their eggs on plants where the ants are present.
- D. The butterflies identify a food source for both ants and caterpillars.
- In the example the professor mentions, how do the ants benefit from their interaction with the caterpillars?
- A. The caterpillars protect the ants’ eggs from predators.
- B. The caterpillars help the ants find a particular plant.
- C. The caterpillars produce a liquid to prevent ants from getting infections.
- D. The caterpillars produce a liquid from a species gland to feed the ants.
- What aspect of mutualism does the professor illustrate with the example of the caterpillars and the ants?
- A. Both organisms need the relationship for survival.
- B. It is not necessary for both organisms to benefit equally from the relationship.
- C. There is more benefit for the organism that is less dependent on the relationship.
- D. The relationship does not need to be beneficial to both organisms.
- What can be inferred about the student when she says this: 🎧
- A. She needs more time to think about the answer.
- B. She is almost certain that caterpillars produce honey.
- C. She thinks her statement may be misunderstood.
- D. She doubts that her statement is correct.
B A C D B D