The Low Productivity of Arctic Tundra Ecosystems Results

question 5

Multiple Choice

The low productivity of arctic tundra ecosystems results

• A) entirely because tundra has low evapotranspiration.
• B) entirely because tundra soils are low in nutrients.
• C) entirely because tundra soils retain water poorly.
• D) because tundra soils have low nutrients and retain water poorly.
• E) because tundra has low evapotranspiration and low-nutrient soils.

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Definitions:

Lien

A legal right or interest that a creditor has in the debtor's property, typically lasting until the debt that it secures is paid.

Accommodation Surety

A surety who cosigns a loan or credit application for another with no benefit received, assuring the lender that the loan will be repaid.

Compensation

Payment or reward given for service, performance, or damage incurred.

Artisan

A skilled craftsperson who makes or creates things by hand that may be functional or strictly decorative.