- A J-shaped
- B S-shaped (sigmoid)
- C Straight line
- D U-shaped
Correct answer: B. S-shaped (sigmoid)
Explanation: The logistic growth model produces an S-shaped (sigmoid) curve as the population growth rate slows near the carrying capacity.
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.