Population Growth

What type of growth is shown in the diagram?

• exponential growth

• logistic growth

• predator-prey cycle

• boom-bust curve

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

• carrying capacity

• population

• biome

• mutualism

What is the carrying capacity for this sheep population?

• 2.0 million

• 1.0 million

• 1.6 million

• 0.5 million

If a disease destroying wheat plants in a field swept through an ecosystem, what would happen to the bird population that feed off of the wheat in the the field ?

• The bird population would stay the same

• The bird population would increase

• The bird population would decrease

Will competition increase or decrease the population of a species of animals?

• Decrease

• Increase

What point on the graph represents the carrying capacity?

• A

• B

• C

• D

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

• Continues to grow

• The population starts to die off to return to carrying capcity

• The population will go completely extinct due to lack of resources

Limiting factors are sometimes helpful because they can keep the population from getting to large.

• True

• False

Which limiting factor is density independent?

• water

• food

• natural disasters

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

• Unusual weather

• Natural disaster

• Disease