Which of the following absolute thresholds for taste is correct?
A)Detecting a gram of salt dissolved in five gallons of water
B)Detecting a difference in tastes between two spots on the tongue, one-eighth of an inch apart
C)Detecting one teaspoon of sugar dissolved in two gallons of water
D)Detecting a teaspoon of vinegar mixed in with two gallons of water
E)Detecting the sweetness of a fruit while blindfolded

Question

Quizplus · Accepted Answer

The absolute threshold for taste, particularly for sugar, is indeed very sensitive. Detecting one teaspoon of sugar dissolved in two gallons of water is a correct representation of the human taste system's sensitivity to sweetness. This demonstrates our ability to perceive very low concentrations of sugar in a large volume of water.

Which of the Following Absolute Thresholds for Taste Is Correct