When Lichens Grow on Bare Rock, They May Eventually Accumulate

question 74

Multiple Choice

When lichens grow on bare rock, they may eventually accumulate enough organic material around them to supply the foothold for later rooted vegetation. These early pioneering lichens can be said to do what for species arriving in a later successional stage?

• A)inhibit
• B)exclude
• C)facilitate
• D)tolerate
• E)concentrate

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Definitions:

CCA Class

Categories within the Capital Cost Allowance system that group assets with similar useful lives for the purpose of depreciation.

Resale Value

The estimated market value of an asset at the end of its useful life or lease term.

Depreciation Tax Shield

The reduction in income tax expense that results from the depreciation expense on capital assets, allowing companies to save money on taxes.

Marginal Tax Rates

The rate of tax applied to the last dollar of income, which can vary depending on the income level and filing status of an individual or entity.