In What Way Does Amensalism Differ from Commensalism

question 24

Multiple Choice

In what way does amensalism differ from commensalism?

• A) In amensalism,only one species is affected by the other;in commensalism,both species affect each other.
• B) In commensalism,only one species is affected by the other;in amensalism,both species affect each other.
• C) In amensalism,the species that is affected by the other is negatively affected.In commensalism,the species that is affected by the other is positively affected.
• D) In commensalism,the species that is affected by the other is negatively affected.In amensalism,the species that is affected by the other is positively affected.
• E) British ecologists use the word "amensalism" and American ecologists use the word "commensalism" to describe the same phenomenon.

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Definitions:

Disposable Income

The net income available to households or individuals after accounting for taxes, which can be spent on consumption or savings.

Consumption

The use of goods and services by households, one of the primary components that determine the overall level of economic activity in an economy.

Billion

A numerical value represented as 1,000 million (1,000,000,000) in the short scale, commonly used in financial and demographic statistics.

MPS

The marginal propensity to save, which is the proportion of an additional unit of income that is saved rather than spent.