A growing degree day for a particular crop is defined as a day on which the mean daily temperature is ____ degree above the base temperature (also known as the zero temperature)-the minimum temperature required for growth of that crop.
A)one
B)two
C)three
D)four
E)five

Question

A growing degree day for a particular crop is defined as a day on which the mean daily temperature is ____ degree above the base temperature (also known as the zero temperature)-the minimum temperature required for growth of that crop.
A)one
B)two
C)​three
D)​four
E)​five

Quizplus · Accepted Answer

The definition of growing degree day states that the mean daily temperature must be one degree above the base or zero temperature for the crop to grow.

A Growing Degree Day for a Particular Crop Is Defined