Ecologists Often Build Models to Depict the Relationships Between Organisms

question 37

Multiple Choice

Ecologists often build models to depict the relationships between organisms. In such models, an arrow is used to link two organisms in a relationship. The arrowhead is next to the organism that is affected. If the effect is positive, the arrow is labeled with (+) , and if negative, then the label is (-) . Capuchin monkeys have been known to use rocks to smash open the fruits of Brazil nut trees. On the rare occasions this has been observed, the monkeys consume all of the Brazil nuts. Thus, which of the following correctly depicts the relationship between capuchin monkeys and Brazil nut trees?

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Definitions:

Hilgard

Ernest R. Hilgard was a prominent psychologist known for his research on hypnosis and pain control.

Psychoactive Drugs

Substances that affect the mind, mood, or behavior by altering the chemical processes in the brain.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or experiencing restorative sleep, leading to daytime impairment.

Barbiturate

A class of drugs derived from barbituric acid, acting as a central nervous system depressant, used for sedation, anesthesia, or to treat seizures.