Final answer:
Carrying capacity is not a fixed value but can vary depending on factors such as resource availability, competition, and environmental conditions.
Step-by-step explanation:
The correct answer is (a) False. Carrying capacity refers to the maximum number of individuals that an environment can support with the available resources. It is not a fixed value but can vary depending on factors such as resource availability, competition, and environmental conditions. For example, an environment with limited food resources may have a lower carrying capacity for a population compared to an environment with abundant food resources.