Sustainability and Ecosystems Quiz. biology 4.1

What is sustainability in the context of the biosphere?

• The ability to increase biodiversity

• The ability to preserve balance indefinitely

• The ability to reduce carbon emissions

• The ability to increase population density

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

What does a biogeochemical cycle involve?

• The movement of water in the atmosphere

• The interactions of matter in the biosphere, geosphere, and atmosphere

• The flow of energy in ecosystems

• The growth of plant life

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

NGSS.MS-LS2-3

What is nitrogen fixation?

• The process of nitrogen being released into the atmosphere

• The conversion of atmospheric nitrogen into a form plants can use

• The absorption of nitrogen by animals

• The breakdown of nitrogen compounds in soil

Tags

NGSS.MS-LS2-3

What does population density refer to?

• The number of species in an ecosystem

• The number of individuals in a certain amount of space

• The growth rate of a population

• The carrying capacity of an area

What is a limiting factor?

• A factor that increases biodiversity

• A factor that limits the growth of a population

• A factor that enhances nutrient cycles

• A factor that promotes exponential growth

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

What characterizes exponential growth?

• Slow and steady increase

• Rapid growth (1, 2, 4, 8, 16, 32...)

• Decline in population size

• Fluctuating growth rates

Tags

NGSS.HS-LS2-2

What is carrying capacity?

• The minimum number of individuals an area can support

• The maximum number in a population that an area can sustain

• The average population size over time

• The total biomass of an ecosystem

Tags

NGSS.MS-LS2-4

What is logistic growth?

• A model of growth that is unrealistic

• A more realistic model of growth

• A model of growth that is linear

• A model of growth that is exponential

What does primary succession begin with?

• A mature forest

• A barren landscape

• A developed ecosystem

• A diverse community

Which of the following is NOT a part of the biogeochemical cycle?

• Biosphere

• Geosphere

• Atmosphere

• Hydrosphere