Question

____ refers to the number of individuals in a population.
population ____ is calculated as the number of individuals per unit area.
the pattern of distribution of individuals within an area can be clumped, uniform, or ____.
the number of births per 1,000 individuals in a given period represents the ____ rate.
immigration involves the influx of individuals into a population from ____ sources.
predation involves one organism (predator) consuming another (____) for sustenance.
logistic growth takes into account the ____ capacity of an environment.
exponential growth occurs when there are no ____ factors.

Explanation:

1. Population size refers to the total number of individuals in a population.
2. Population density is calculated by dividing the number of individuals by the area they occupy.
3. The three main patterns of distribution are clumped, uniform, and random.
4. Birth - rate is defined as the number of births per 1000 individuals in a given period.
5. Immigration is the movement of individuals into a population from external sources.
6. In predation, a predator consumes a prey organism.
7. Logistic growth considers the carrying capacity of an environment, which is the maximum number of individuals it can sustain.
8. Exponential growth occurs in the absence of limiting factors that would restrict population growth.

Answer:

1. Size
2. Density
3. Random
4. Birth
5. External
6. Prey
7. Carrying
8. Limiting