Which Statement Exemplifies the Biological Pump Concept

question 79

Multiple Choice

Which statement exemplifies the biological pump concept?

• A) Autotrophs bring in light photons to synthesize ATP.
• B) Bacteria oxidize Fe²⁺ into Fe³⁺, and Archaea reduce Fe³⁺ back into Fe²⁺.
• C) Calcium ions are brought into cells while toxic physiological by-products are released.
• D) Primary producers sink to the deep ocean, which provides deep ocean organisms with nutrients when the primary producers die.

---

Definitions:

Central Route

A method of persuasion that involves deeply processing the content of a message, focusing on the argument's quality.

Endorsing

The act of giving public approval or support to something or someone.

Cognitive Dissonance Theory

The psychological conflict resulting from incongruous beliefs and attitudes held simultaneously, leading to a state of mental discomfort that individuals strive to reduce.

Self-Serving Bias

A common tendency for people to attribute positive outcomes to their own character but attribute negative outcomes to external factors.