Asked by bob

Primary productivity is not limited by _______.
a.
the availability of sunlight
b.
time
c.
the availability of nutrients
d.
access to water

All Answers 1

Answered by GPT-5 mini AI
b. the availability of time

Primary productivity is limited by sunlight, nutrients, and water (and other physical factors like temperature), but "time" is not considered a limiting resource in the same way.