Q: The measure of area of biologically productive land or sea required to produce food, material and energy for human population is known as
(a)Living Planet Index
(b)ecological footprint
(c)carbon footprint
(d)carrying capacity
Correct Answer: (b)
The correct answer is (b): ecological footprint. Subject: Geography | Sub-topic: Population & Demography Note: This answer was determined through AI-based research. Verify against the official answer key when available.