Population Ecology

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

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

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

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

Tags

NGSS.HS-LS2-6

What does the graph represent?

• Emigration
• Exponential growth
• Immigration
• Logistic Growth

Tags

NGSS.HS-LS2-2

What does the graph represent?

• Emigration
• Exponential growth
• Immigration
• Logistic Growth

True or False: Limiting factors can be population dependent and population independent.

• True
• False

Which limiting factor would increase in effect size due to the number of individuals in a population?

• Unusual weather
• Natural disaster
• Births
• Disease

Which of the following is true of predator/prey relationships?

• The amount of prey does not affect the number of predators.
• Herbivores are limited by the number of prey in an ecosystem.
• Humans are not considered predators.
• The number of predators is determined by available prey.

As a population grows, it will most likely stop growing at what size?

• Growth limit
• Exponential limit
• Carrying Capacity
• It won't stop growing

The carrying capacity of an environment for a particular species at a particular time is determined by the...

• number of individuals in the species.
• distribution of the population.
• reproductive potential of the species.
• supply of the most limited resources

The major human causes of extinction today are

• Hunting and destroying habitats.
• Polluting and introducing non-native species.
• Both
• Neither