Trophic Efficiency

question 21

Multiple Choice

Trophic efficiency

• A) is the percentage of available energy actually transferred from one trophic level to the next.
• B) is relatively high in aquatic ecosystem averaging about 10% from one trophic level to the next.
• C) is lower in terrestrial ecosystems when compared with aquatic ecosystems.
• D) tells us that secondary consumers get far less energy than if they were a primary consumer.
• E) all of these are correct statements about trophic efficiency.

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Definitions:

Future Value

The estimated value of an investment at a specific date in the future, taking into account factors like interest rates or returns.

Compounded Annually

A system of calculating interest where the accumulated interest is added to the principal at the end of each year, resulting in interest earning interest in subsequent periods.

Compounded Quarterly

A method of calculating interest where the accumulated interest is added to the principal amount at the end of each quarter, leading to interest being earned on interest.

Compound Interest

Interest on a loan or deposit calculated based on both the initial principal and the accumulated interest from previous periods.