There Are Two Plowed Fields That Are Both the Same

question 58

Multiple Choice

There are two plowed fields that are both the same size, have the same soil composition and climate. Both fields are surrounded by woodland. In the first field, as succession begins, the pioneer species are pine trees and shrubs. In the second field, the pioneer species are weeds and shrubs. This provides evidence for which model of succession?

• A) the facilitation model
• B) the tolerance model
• C) the inhibition model
• D) an opportunistic model
• E) the climax model

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Definitions:

Price Inelastic

A situation where the demand or supply for a product does not change significantly when its price changes.

Good X

A placeholder term used in economics to represent a specific product or commodity in theoretical discussions.

Midpoint Method

A technique used in economics to calculate the elasticity of demand or supply by using the midpoint between two points on a curve instead of relying on the initial or final point alone.

Price Elasticity

An indicator of the degree to which the demand for a product reacts to shifts in its price, showing how susceptible demand is to price fluctuations.