Review - 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

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

• competition
• parasitism/disease
• stress
• natural disasters

Which of the following are density dependent factors?

• competition for resources

• predation

• disease

• natural disasters

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What point on the graph represents carrying capacity?

• a

• b

• c

• d

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

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

• carrying capacity
• population crash
• lag phase
• mutualism

Which of the following would INCREASE the carrying capacity of an ecosystem?

• increase in predators
• disease
• increase in available food
• drought

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

What is a producer?

• an organism that gets energy from eating other organisms
• an organisms that uses sunlight to make its own food
• an organism that gets energy from eating dead organisms, non-living material or waste
• an organism that uses chemical energy to make its own food

Tags

NGSS.MS-LS1-6

What is the difference between the biotic and abiotic factors?

• Biotic factors are living things and abiotic factors are nonliving things.

• Biotic factors are nonliving things and abiotic factors are living things.

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-5

In the energy pyramid here, which organisms have the most energy available?

• Producers
• Carnivores
• Herbivores
• Top Predator

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3