Population Quiz

What does the term 'biosphere' refer to?

• The solid outer section of Earth

• The layer of gases surrounding Earth

• A community of organisms and their environment

• Shows areas with chlorophyll from plants and algae

Tags

NGSS.MS-LS2-2

What is a 'community' in ecological terms?

• The physical environment where organisms live

• A single organism's habitat

• All the populations of different species that live together in the same area at the same time

• A group of the same species living in an area

Tags

NGSS.MS-LS2-2

What defines a 'population'?

• The total biomass of an ecosystem

• All the organisms of the same species that live in the same area at the same time

• A group of different species living together

• The number of individuals in a community

What is a 'limiting factor'?

• A condition that has no effect on population size

• A resource that is abundant

• A factor that increases population growth

• Anything that restricts the size of a population

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How is 'population density' defined?

• The size of a population compared to the amount of space available

• The number of species in an ecosystem

• The growth rate of a population

• The total number of organisms in a community

What does 'biotic potential' refer to?

• The actual growth rate of a population

• The potential growth of a population if it could grow in perfect conditions

• The carrying capacity of an environment

• The limiting factors affecting a population

Tags

NGSS.MS-LS1-5

What is 'carrying capacity'?

• The largest number of individuals of one species that an environment can support

• The total biomass an ecosystem can sustain

• The maximum number of different species an environment can support

• The average population size over time

What occurs when there is 'overpopulation'?

• The size becomes smaller than the carrying capacity

• The size becomes larger than the carrying capacity of its ecosystem

• The population decreases rapidly

• The population remains stable

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which of the following is NOT a limiting factor?

• Disease

• Abundant food supply

• Predation

• Availability of water

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which term describes the interaction when two species compete for the same resources?

• Competition

• Mutualism

• Parasitism

• Symbiosis