Ecology Quiz

What does the term "population" refer to in biology?

• All the members of different species living in one place

• All the members of one species living in different places

• All the members of one species living in one place at one time

• A group of various animals living together

What is "population density"?

• The type of individuals in a population

• The number of individuals in a population

• The way individuals are arranged in space

• The number of individuals in a given area

What does "dispersion" describe in a population?

• The number of individuals in a population

• The number of individuals in a given area

• The way individuals are arranged in space

• The type of individuals in a population

Which of the following is NOT a basic pattern of dispersion?

• Random

• Uniform

• Clumped

• Linear

What factors can affect the size of a population?

• Number of births and number of deaths

• Number of individuals that enter or leave the population

• Both A and B

• The color of the animals in the population

What conditions are necessary for a population to thrive?

• Limited resources and high predation

• Abundant resources and protection from predators and disease

• High birthrate and high death rate

• Overcrowding and scarcity of resources

According to the model of exponential growth, how does the rate of population growth change over time?

• It increases rapidly.

• It decreases steadily.

• It stays the same.

• It fluctuates frequently.

What is the carrying capacity (K) in an ecological context?

• The maximum population size that an environment can sustain indefinitely

• The minimum population size that an environment can sustain

• The rate at which a population grows

• The number of species that can coexist in an environment

How does overpopulation affect living conditions?

• It promotes luxurious living conditions.

• It leads to more spacious housing.

• It causes unhygienic living conditions.

• It has no impact on living conditions.

Which of the following is an example of a density dependent factor?

• Sunlight

• Food

• Temperature

• Natural disasters