An Aquatic Ecosystem That May Include Protists and Bacteria as Producers

question 60

Multiple Choice

An aquatic ecosystem that may include protists and bacteria as producers in a well-lit zone and detritus feeders in a deeper dark zone is a(n) ____.​

• A) ​estuary
• B) ​stream
• C) ​lake
• D) ​coral reef
• E) ​hydrothermal vent

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Definitions:

Natural Rate

The long-term unemployment rate reflecting the number of people who are jobless due to the economic structure, without accelerating inflation.

Time Inconsistency

A situation in which a decision-maker's preferences change over time, such that what is preferred at one point in time is inconsistent with what will be preferred at a future point in time, leading to potentially suboptimal decisions.

Political Business Cycle

A theory that suggests that politicians manipulate the economy (typically through monetary policy) to achieve favorable outcomes (such as lower unemployment or higher growth) before elections to improve their chances of being re-elected.

Problems

Issues or obstacles that arise and need to be dealt with or overcome in various contexts, including economic, social, and personal.