1. The number of individuals in a population is the population’s _____. (1 point)
carrying capacity
size
density
spacing
2. _____ is the largest number of individuals of a species that an environment can support and maintain for a long period of time. (1 point)
Population size
Limiting factor
Carrying capacity
Symbiosis
3. A _____ is the role an organism plays in the ecosystem. (1 point)
habitat
symbiosis
population density
niche