Population Ecology

Front

What factor describes when populations increase because animals are moving into a population?

Back

Immigration

Front

What factor describes when populations decrease because animals are moving out of a population?

Back

Emigration

Front

What does the graph represent? Options: Emigration, Exponential growth, Immigration, Logistic Growth

Back

Exponential growth

Front

Which limiting factor would increase due to the number of individuals in a population? Options: Unusual weather, Natural disaster, Births, Disease

Back

Disease

Front

Which limiting factor is independent of the number of individuals in a population? Options: competition, parasitism/disease, stress, natural disasters

Back

natural disasters

Front

What is the carrying capacity of the following graph? Options: 1000, 8000, 800, 600

Back

1000

Front

Which factor is a density-dependent limiting factor on the population of a species? Options: seasonal variation, natural disasters, unusual weather, predation

Back

predation

Front

What will happen to the population when the death rate is larger than the birth rate? Options: grow, shrink, stay the same, None of these

Back

shrink

Front

What will happen to the population when the birth rate is larger than the death rate?

Back

grow

Front

Which will add more organisms to a population? Options: 5 animals die, 0 animals are born, 3 animals immigrate to the population, 2 animals emigrate from the population

Back

3 animals immigrate to the population