Headwater Streams Depend Primarily on ____ as an Energy Input

question 78

Multiple Choice

Headwater streams depend primarily on ____ as an energy input.

• A) photosynthesis
• B) detritus
• C) phytoplankton
• D) zooplankton
• E) nekton

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Definitions:

Profitability Index

A financial metric that measures the return on a project or investment relative to its cost, calculated by dividing the present value of future cash flows by the initial investment cost.

Internal Rate

Typically refers to the internal rate of return (IRR), which is a financial metric used to estimate the profitability of potential investments.

Payback Period

The amount of time it takes for an investment to generate cash flows sufficient to recover its initial cost, commonly used to assess the feasibility of projects.

Operating Assets

Cash, accounts receivable, inventory, plant and equipment, and all other assets held for operating purposes.