Interbedded Cherts with Banded Iron Formations, or with Volcanic Ash

question 83

True/False

Interbedded cherts with banded iron formations, or with volcanic ash deposits, are taken to mean that the Precambrian oceans had more dissolved silica or more volcanism.

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Definitions:

Unfavorable Effect

A situation or outcome in financial analysis or performance metrics where actual results are worse than planned or expected results.

Variances

Discrepancies between planned financial outcomes and the actual results, used in budgeting and accounting to analyze and control costs.

Quantity Variance

A variance that is computed by taking the difference between the actual quantity of the input used and the amount of the input that should have been used for the actual level of output and multiplying the result by the standard price of the input.

Standard Quantity

This refers to the predefined amount of materials or labor deemed necessary to produce a single unit of a product under normal operations.