Photoautotrophs Use

question 69

Multiple Choice

Photoautotrophs use

• A) light as an energy source and methane as a carbon source.
• B) light as an energy source and CO2 as a carbon source.
• C) N2 as an energy source and CO2 as a carbon source.
• D) CO2 as both an energy source and a carbon source.
• E) H2S as an energy source and CO2 as a carbon source.

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Definitions:

Weber's Law

A principle of perception that states the smallest change in a stimulus that can be detected is a constant proportion of the stimulus level.

Fechner's Law

A principle in psychophysics stating that the perceived intensity of a stimulus changes proportionally to the logarithm of the actual stimulus intensity.

Thorndike's Law

A principle stating that behaviors followed by positive outcomes are more likely to be repeated, whereas behaviors followed by negative outcomes are less likely to be repeated.

Ames Room

An optical illusion room designed to manipulate perceived size and perspective, where objects appear larger or smaller than they really are.