Ivan Valiela's Hypothesis That the Growth of Salt Marsh Grass

question 66

Multiple Choice

Ivan Valiela's hypothesis that the growth of salt marsh grass is limited by nitrogen availability was:

• A) disproved by the growth of larger and taller grass in his control (nitrogen-fertilized) plots.
• B) disproved by the growth of larger and taller grass in his experimental (nitrogen-fertilized) plots.
• C) supported by the growth of larger and taller grass in his experimental (nitrogen-fertilized) plots.
• D) supported by the growth of larger and taller grass in his control (nitrogen-fertilized) plots.
• E) unsupported by a poor experimental design.

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Definitions:

Allowance Method

An accounting technique used to estimate and account for doubtful accounts, providing a more accurate reflection of realizable revenue.

Cash Realizable Value

The amount of money that can be expected to be received from receivables or other assets, after accounting for any discounts or allowances.

Allowance Method

An accounting technique that estimates and deducts accounts receivable deemed uncollectible from total accounts receivable.

Allowance for Doubtful Accounts

A contra-asset account designed to anticipate the amount of accounts receivable that might be uncollectible.