Population Dynamics Quiz

Which method involves directly counting members in a population?

• Indirect

• Sampling

• Direct

• Mark and Recapture

What is an example of indirect observation in determining population size?

• Counting fish in a pond

• Observing rabbit footprints

• Measuring plant growth

• Counting students in a classroom

Which method uses math to estimate the size of a population?

• Direct

• Indirect

• Sampling

• Mark and Recapture

What is the purpose of the Mark and Recapture method?

• To count every individual in a population

• To estimate size where impractical to count every individual

• To directly observe organisms

• To measure plant growth

What occurs when individuals work together?

• Competition

• Cooperation

• Emigration

• Immigration

What is emigration?

• Joining a population

• Leaving a population

• Competing for resources

• Working together

What is immigration?

• Leaving a population

• Joining a population

• Competing for resources

• Working together

What is competition in ecological terms?

• Working together

• Leaving a population

• Using the same resources

• Joining a population

What does carrying capacity refer to?

• Maximum number of individuals an environment can support

• Minimum number of individuals in a population

• Average number of individuals in a population

• Total number of species in an area

What is a limiting factor?

• A factor that increases population size

• A factor that keeps a population below its full potential

• A factor that has no effect on population size

• A factor that only affects plant populations