Joey Cuts Lawns During the Summer

question 28

Multiple Choice

Joey cuts lawns during the summer.Let q equal the number of acres mowed per day,and let L equal the number of hours worked per day.Joey never works more than eight hours per day,and during that time his short-run production function is q = 0.2 ∗ L.Which of the following statements is FALSE?

• A) Joey's marginal productivity equals his average productivity.
• B) Joey's marginal productivity diminishes by 0.2 for each additional hour worked.
• C) Joey's average productivity is constant.
• D) Joey's marginal productivity is constant.

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Definitions:

Diploid

An organism or cell having two sets of chromosomes, typically one set from each parent, denoted as 2n.

Gametes

Mature haploid male or female germ cells which are able to unite with another of the opposite sex in sexual reproduction to form a zygote.

Sporophyte Generation

The 2n, spore-producing stage in the life cycle of a plant. Compare with gametophyte generation.

Liverworts

A phylum of spore-producing, nonvascular, thallose or leafy plants with a life cycle similar to that of mosses.