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

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

• True/Cierto
• False/Falso

Which limiting factor is independent of the number of individuals in a population?

• competition
• parasitism/disease
• stress
• natural disasters

Tags

NGSS.HS-LS2-6

NGSS.HS-LS4-5

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.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

Largest number of individuals of a population that the environment can support...  

• carrying capacity
• population crash
• lag phase
• mutualism

Tags

NGSS.MS-LS2-1

What is the carrying capacity for this sheep population?

• 1.8 million
• 1.25 million
• 1.6 million
• 1.o million

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

When a population grows past the ecosystem's carrying capacity, what happens to the population?

• Continues to grow
• The population starts to die off to return to carrying capcity
• The population will go extinct due to lack of resources
• The population grows then finds a new carrying capacity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Food, water, sunlight, shelter, and space are resources that are often __________.

• limiting factors
• wet
• messy
• found in rocks

Tags

CCSS.RL.7.4

CCSS.RL.8.4

CCSS.RI.7.4

CCSS.RL.6.4

CCSS.RI.8.4

In a forest ecosystem, which of the following is the best example of a limiting factor for a rabbit population?

• Squirrel Population
• Sunlight
• Grass available

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4