Environmental Systems Quiz 01/29/2024

What is population?

• Organisms of different species that live in a specific geographical area and interbreed

• A group of organisms of the same species that live in many geographical areas and interbreed

• A group of organisms of the same species that live in a specific geographical area and interbreed

• Organisms of different species that live in a specific geographical area and do not interbreed

What do you call the population size represented by the dashed-Line

• Carrying Capacity
• Limiting Factor
• Ecosystem
• Death Rate

What type of population change does this graph represent

• Exponential Growth
• Massive Die-off
• Linear Growth
• Decrease in Birth-Rate

The number of organisms in a population that an ecosystem can support

• Carrying Capacity
• Limiting Factor
• Birth Rate
• Ecology

If you have unlimited resources what would you expect to happen to population size

• Go Up
• Go Down
• Stay the Same
• Go extinct

The resource which limits the number of organisms in the population

• Limiting Factor
• Carrying Capacity
• Death Rate
• Exponential Growth

What is the carrying capacity of the graph?

• around 500
• more than 500
• less than 500
• around 600

Excessive amounts of rain caused a flood in the southwest United States that resulted in substantial amounts of deaths in the rabbit population? This is an example of a _________________ limiting factor.

• density-independent
• density-dependent
• density- too high
• density- too low

Travelers who visit a crowded African village become infected with a disease caused by parasites. This is an example of a _________________ limiting factor.

• Density-Dependent

• Density-Independent

• Density-Too high

• Density-Too low

Many fish die due to a change in the winds and the appearance of the El Nino ocean current off the coast of Peru and Chile. This is an example of a _________________ limiting factor.

• Density-Dependent

• Density-Independent

• Density-Too low

• Density-Too high