Test: Biodiversity Honors

What determines fluctuations in population size in an ecosystem?

• Birth, immigration, emigration, and death rates

• The color of the plants

• The size of the rocks

• The speed of the rivers

Tags

NGSS.MS-LS2-4

How can human activity affect biodiversity?

• By altering habitats

• By changing the color of the sky

• By increasing the number of stars

• By making the ocean deeper

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

NGSS.MS-LS2-5

What is the relationship between birth rates and population size?

• Higher birth rates increase population size

• Higher birth rates decrease population size

• Birth rates have no effect on population size

• Birth rates only affect plant growth

Which of the following can increase or decrease and affect biodiversity?

• Soil nutrients

• Rainfall

• Mountain height

• River flow

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-1

Which of the following is a factor that can affect biodiversity?

• Soil pH

• Wind

• Altitude

• Ocean currents

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

Which biome is characterized by low precipitation and high evaporation rates?

• Chaparral

• Desert

• Tundra

• Tropical Rainforest

Tags

NGSS.MS-ESS2-4

What is one way human activity can lead to species extinction?

• By providing more habitats

• By hunting species

• By planting more trees

• By cleaning water bodies

Tags

NGSS.MS-LS2-4

NGSS.MS-ESS3-4

What can be a consequence of introducing foreign species to a new environment?

• Enhanced local species

• Disruption of local ecosystems

• Improved biodiversity

• Stabilized food webs

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

NGSS.MS-LS2-2

What is one consequence of introducing nonnative species to an environment?

• Increased food resources

• Reduced biodiversity

• Enhanced climate stability

• Improved soil quality

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2

What is one consequence of a high death rate in a population?

• Increase in biodiversity.

• Increase in population size.

• Decrease in biodiversity.

• Stability in ecosystem.