Nematodes Are Important in Global Ecosystems Because

question 196

Multiple Choice

Nematodes are important in global ecosystems because

• A) many nematodes are microscopic and contribute to substrate composition.
• B) parasitic nematodes have multiple stages, affecting multiple species.
• C) nematode numbers contribute a huge proportion to overall biomass.
• D) scavenging nematodes contribute to nutrient cycling.
• E) nematodes provide a nutrient base for other animals.

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Definitions:

Demand Shifts

Changes in consumer desire or preference that cause the demand curve to move either to the right (increase) or left (decrease).

Real Exchange Rate

A measure that compares the relative price of a basket of goods in two different currencies, adjusted for inflation.

Surplus

The amount by which the quantity of a product or service available exceeds the quantity demanded at the current price.

Shortage

A situation in which quantity demanded is greater than quantity supplied.