Population Ecology Quiz

Which of the following is a biotic factor that influences population characteristics?

• Weather patterns

• Soil quality

• Availability of water

• Competition for resources

What defines a population in ecological terms?

• A group of the same species in a defined area

• A group of different species in a large area

• A group of species with similar characteristics

• A group of organisms sharing the same habitat

Which of the following increases the size of a population?

• Predation

• Emigration

• Deaths

• Immigration

How is population density measured?

• By the number of species in an ecosystem

• By the number of individuals per unit of area or volume

• By the total biomass of a population

• By the diversity of species in a habitat

What does dispersion in a population refer to?

• The pattern of spacing among individuals

• The rate of population growth

• The number of individuals in a population

• The genetic diversity within a population