- A Population density
- B Carrying capacity
- C Natality
- D Biotic potential
Correct answer: A. Population density
Explanation: Population density is the number of individuals of a population present per unit area or volume at a given time.
Concept context
How organisms interact with abiotic factors and respond to stress, plus population attributes, growth models, and interspecific interactions such as predation, competition, and mutualism.